20372175

素因数分解:

$3^3\times 5^2\times {\mathrm{30181}}^1$

素因数の和:30200

約数の個数: 24

約数和(自身を含む): 37425680

約数和(自身を除く): 17053505

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 30181, 90543, 150905, 271629, 452715, 754525, 814887, 1358145, 2263575, 4074435, 6790725, 20372175]

約数ペア:

[(1, 20372175), (3, 6790725), (5, 4074435), (9, 2263575), (15, 1358145), (25, 814887), (27, 754525), (45, 452715), (75, 271629), (135, 150905), (225, 90543), (675, 30181)]