20115896

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{701}}^1$

素因数の和:935

約数の個数: 32

約数和(自身を含む): 40182480

約数和(自身を除く): 20066584

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 211, 422, 701, 844, 1402, 1688, 2804, 3587, 5608, 7174, 11917, 14348, 23834, 28696, 47668, 95336, 147911, 295822, 591644, 1183288, 2514487, 5028974, 10057948, 20115896]

約数ペア:

[(1, 20115896), (2, 10057948), (4, 5028974), (8, 2514487), (17, 1183288), (34, 591644), (68, 295822), (136, 147911), (211, 95336), (422, 47668), (701, 28696), (844, 23834), (1402, 14348), (1688, 11917), (2804, 7174), (3587, 5608)]