80682778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{10159}}^1$

素因数の和:10210

約数の個数: 24

約数和(自身を含む): 139354560

約数和(自身を除く): 58671782

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 3971, 7942, 10159, 20318, 111749, 193021, 223498, 386042, 2123231, 3667399, 4246462, 7334798, 40341389, 80682778]

約数ペア:

[(1, 80682778), (2, 40341389), (11, 7334798), (19, 4246462), (22, 3667399), (38, 2123231), (209, 386042), (361, 223498), (418, 193021), (722, 111749), (3971, 20318), (7942, 10159)]