2155490038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{187141}}^1$

素因数の和:187599

約数の個数: 16

約数和(自身を含む): 3489824016

約数和(自身を除く): 1334333978

約数列:

[1, 2, 13, 26, 443, 886, 5759, 11518, 187141, 374282, 2432833, 4865666, 82903463, 165806926, 1077745019, 2155490038]

約数ペア:

[(1, 2155490038), (2, 1077745019), (13, 165806926), (26, 82903463), (443, 4865666), (886, 2432833), (5759, 374282), (11518, 187141)]