20880002

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{6637}}^1$

素因数の和:6674

約数の個数: 24

約数和(自身を含む): 37079868

約数和(自身を除く): 16199866

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 242, 286, 1573, 3146, 6637, 13274, 73007, 86281, 146014, 172562, 803077, 949091, 1606154, 1898182, 10440001, 20880002]

約数ペア:

[(1, 20880002), (2, 10440001), (11, 1898182), (13, 1606154), (22, 949091), (26, 803077), (121, 172562), (143, 146014), (242, 86281), (286, 73007), (1573, 13274), (3146, 6637)]