31376128

素因数分解:

$2^8\times 7^1\times {\mathrm{17509}}^1$

素因数の和:17532

約数の個数: 36

約数和(自身を含む): 71580880

約数和(自身を除く): 40204752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 17509, 35018, 70036, 122563, 140072, 245126, 280144, 490252, 560288, 980504, 1120576, 1961008, 2241152, 3922016, 4482304, 7844032, 15688064, 31376128]

約数ペア:

[(1, 31376128), (2, 15688064), (4, 7844032), (7, 4482304), (8, 3922016), (14, 2241152), (16, 1961008), (28, 1120576), (32, 980504), (56, 560288), (64, 490252), (112, 280144), (128, 245126), (224, 140072), (256, 122563), (448, 70036), (896, 35018), (1792, 17509)]