20178753356

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{2221}}^1\times {\mathrm{55399}}^1$

素因数の和:57665

約数の個数: 24

約数和(自身を含む): 36191047200

約数和(自身を除く): 16012293844

約数列:

[1, 2, 4, 41, 82, 164, 2221, 4442, 8884, 55399, 91061, 110798, 182122, 221596, 364244, 2271359, 4542718, 9085436, 123041179, 246082358, 492164716, 5044688339, 10089376678, 20178753356]

約数ペア:

[(1, 20178753356), (2, 10089376678), (4, 5044688339), (41, 492164716), (82, 246082358), (164, 123041179), (2221, 9085436), (4442, 4542718), (8884, 2271359), (55399, 364244), (91061, 221596), (110798, 182122)]