31990706

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{811}}^1$

素因数の和:998

約数の個数: 24

約数和(自身を含む): 53134032

約数和(自身を除く): 21143326

約数列:

[1, 2, 11, 22, 121, 163, 242, 326, 811, 1622, 1793, 3586, 8921, 17842, 19723, 39446, 98131, 132193, 196262, 264386, 1454123, 2908246, 15995353, 31990706]

約数ペア:

[(1, 31990706), (2, 15995353), (11, 2908246), (22, 1454123), (121, 264386), (163, 196262), (242, 132193), (326, 98131), (811, 39446), (1622, 19723), (1793, 17842), (3586, 8921)]