15731620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41399}}^1$

素因数の和:41427

約数の個数: 24

約数和(自身を含む): 34776000

約数和(自身を除く): 19044380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 41399, 82798, 165596, 206995, 413990, 786581, 827980, 1573162, 3146324, 3932905, 7865810, 15731620]

約数ペア:

[(1, 15731620), (2, 7865810), (4, 3932905), (5, 3146324), (10, 1573162), (19, 827980), (20, 786581), (38, 413990), (76, 206995), (95, 165596), (190, 82798), (380, 41399)]