31988164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{2339}}^1$

素因数の和:2619

約数の個数: 24

約数和(自身を含む): 60540480

約数和(自身を除く): 28552316

約数列:

[1, 2, 4, 13, 26, 52, 263, 526, 1052, 2339, 3419, 4678, 6838, 9356, 13676, 30407, 60814, 121628, 615157, 1230314, 2460628, 7997041, 15994082, 31988164]

約数ペア:

[(1, 31988164), (2, 15994082), (4, 7997041), (13, 2460628), (26, 1230314), (52, 615157), (263, 121628), (526, 60814), (1052, 30407), (2339, 13676), (3419, 9356), (4678, 6838)]