20786074112

素因数分解:

$2^9\times {\mathrm{47}}^1\times {\mathrm{863783}}^1$

素因数の和:863848

約数の個数: 40

約数和(自身を含む): 42415249536

約数和(自身を除く): 21629175424

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 256, 376, 512, 752, 1504, 3008, 6016, 12032, 24064, 863783, 1727566, 3455132, 6910264, 13820528, 27641056, 40597801, 55282112, 81195602, 110564224, 162391204, 221128448, 324782408, 442256896, 649564816, 1299129632, 2598259264, 5196518528, 10393037056, 20786074112]

約数ペア:

[(1, 20786074112), (2, 10393037056), (4, 5196518528), (8, 2598259264), (16, 1299129632), (32, 649564816), (47, 442256896), (64, 324782408), (94, 221128448), (128, 162391204), (188, 110564224), (256, 81195602), (376, 55282112), (512, 40597801), (752, 27641056), (1504, 13820528), (3008, 6910264), (6016, 3455132), (12032, 1727566), (24064, 863783)]