1920139904

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{211283}}^1$

素因数の和:211368

約数の個数: 32

約数和(自身を含む): 3879174240

約数和(自身を除く): 1959034336

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 284, 568, 1136, 2272, 4544, 9088, 211283, 422566, 845132, 1690264, 3380528, 6761056, 13522112, 15001093, 27044224, 30002186, 60004372, 120008744, 240017488, 480034976, 960069952, 1920139904]

約数ペア:

[(1, 1920139904), (2, 960069952), (4, 480034976), (8, 240017488), (16, 120008744), (32, 60004372), (64, 30002186), (71, 27044224), (128, 15001093), (142, 13522112), (284, 6761056), (568, 3380528), (1136, 1690264), (2272, 845132), (4544, 422566), (9088, 211283)]