12720872

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{26951}}^1$

素因数の和:27016

約数の個数: 16

約数和(自身を含む): 24256800

約数和(自身を除く): 11535928

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 26951, 53902, 107804, 215608, 1590109, 3180218, 6360436, 12720872]

約数ペア:

[(1, 12720872), (2, 6360436), (4, 3180218), (8, 1590109), (59, 215608), (118, 107804), (236, 53902), (472, 26951)]