13547620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21851}}^1$

素因数の和:21891

約数の個数: 24

約数和(自身を含む): 29369088

約数和(自身を除く): 15821468

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 21851, 43702, 87404, 109255, 218510, 437020, 677381, 1354762, 2709524, 3386905, 6773810, 13547620]

約数ペア:

[(1, 13547620), (2, 6773810), (4, 3386905), (5, 2709524), (10, 1354762), (20, 677381), (31, 437020), (62, 218510), (124, 109255), (155, 87404), (310, 43702), (620, 21851)]