20373615

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10529}}^1$

素因数の和:10583

約数の個数: 24

約数和(自身を含む): 36138960

約数和(自身を除く): 15765345

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 10529, 31587, 52645, 94761, 157935, 452747, 473805, 1358241, 2263735, 4074723, 6791205, 20373615]

約数ペア:

[(1, 20373615), (3, 6791205), (5, 4074723), (9, 2263735), (15, 1358241), (43, 473805), (45, 452747), (129, 157935), (215, 94761), (387, 52645), (645, 31587), (1935, 10529)]