31508642

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{130201}}^1$

素因数の和:130225

約数の個数: 12

約数和(自身を含む): 51950598

約数和(自身を除く): 20441956

約数列:

[1, 2, 11, 22, 121, 242, 130201, 260402, 1432211, 2864422, 15754321, 31508642]

約数ペア:

[(1, 31508642), (2, 15754321), (11, 2864422), (22, 1432211), (121, 260402), (242, 130201)]