20177528108

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{1571}}^1\times {\mathrm{19699}}^1$

素因数の和:21437

約数の個数: 24

約数和(自身を含む): 35551723200

約数和(自身を除く): 15374195092

約数列:

[1, 2, 4, 163, 326, 652, 1571, 3142, 6284, 19699, 39398, 78796, 256073, 512146, 1024292, 3210937, 6421874, 12843748, 30947129, 61894258, 123788516, 5044382027, 10088764054, 20177528108]

約数ペア:

[(1, 20177528108), (2, 10088764054), (4, 5044382027), (163, 123788516), (326, 61894258), (652, 30947129), (1571, 12843748), (3142, 6421874), (6284, 3210937), (19699, 1024292), (39398, 512146), (78796, 256073)]