20131213940

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{6175219}}^1$

素因数の和:6175391

約数の個数: 24

約数和(自身を含む): 42534915360

約数和(自身を除く): 22403701420

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 6175219, 12350438, 24700876, 30876095, 61752190, 123504380, 1006560697, 2013121394, 4026242788, 5032803485, 10065606970, 20131213940]

約数ペア:

[(1, 20131213940), (2, 10065606970), (4, 5032803485), (5, 4026242788), (10, 2013121394), (20, 1006560697), (163, 123504380), (326, 61752190), (652, 30876095), (815, 24700876), (1630, 12350438), (3260, 6175219)]