20161788844

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{4729}}^1\times {\mathrm{28807}}^1$

素因数の和:33577

約数の個数: 24

約数和(自身を含む): 36245649440

約数和(自身を除く): 16083860596

約数列:

[1, 2, 4, 37, 74, 148, 4729, 9458, 18916, 28807, 57614, 115228, 174973, 349946, 699892, 1065859, 2131718, 4263436, 136228303, 272456606, 544913212, 5040447211, 10080894422, 20161788844]

約数ペア:

[(1, 20161788844), (2, 10080894422), (4, 5040447211), (37, 544913212), (74, 272456606), (148, 136228303), (4729, 4263436), (9458, 2131718), (18916, 1065859), (28807, 699892), (57614, 349946), (115228, 174973)]