Jordair Jett added 14 points for Saint Louis (4-3). Mike McCall Jr. had 10 points.
Majerus, 64, died from heart failure at a Los Angeles hospital on Saturday. He compiled a 517-216 record with just one losing season in a 25-year career that included Ball State, Utah and Marquette. Last season, he guided Saint Louis to its first NCAA tournament in 12 years. The Billikens upset Memphis before losing to Michigan State.
Majerus, who had a history of heart problems, was given a leave of absence due to health issues in August. On Nov. 19, the school announced he would not return. The Milwaukee native was hired at Saint Louis on April 30, 2007.
Ryan Broekhoff, Kevin Van Wijk and Matt Kenney had 10 points each for Valparaiso (5-2).