20321430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21851}}^1$

素因数の和:21892

約数の個数: 32

約数和(自身を含む): 50347008

約数和(自身を除く): 30025578

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 21851, 43702, 65553, 109255, 131106, 218510, 327765, 655530, 677381, 1354762, 2032143, 3386905, 4064286, 6773810, 10160715, 20321430]

約数ペア:

[(1, 20321430), (2, 10160715), (3, 6773810), (5, 4064286), (6, 3386905), (10, 2032143), (15, 1354762), (30, 677381), (31, 655530), (62, 327765), (93, 218510), (155, 131106), (186, 109255), (310, 65553), (465, 43702), (930, 21851)]