19376415

素因数分解:

$3^4\times 5^1\times {\mathrm{47843}}^1$

素因数の和:47860

約数の個数: 20

約数和(自身を含む): 34734744

約数和(自身を除く): 15358329

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 47843, 143529, 239215, 430587, 717645, 1291761, 2152935, 3875283, 6458805, 19376415]

約数ペア:

[(1, 19376415), (3, 6458805), (5, 3875283), (9, 2152935), (15, 1291761), (27, 717645), (45, 430587), (81, 239215), (135, 143529), (405, 47843)]