20108895

素因数分解:

$3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{4229}}^1$

素因数の和:4554

約数の個数: 16

約数和(自身を含む): 32283360

約数和(自身を除く): 12174465

約数列:

[1, 3, 5, 15, 317, 951, 1585, 4229, 4755, 12687, 21145, 63435, 1340593, 4021779, 6702965, 20108895]

約数ペア:

[(1, 20108895), (3, 6702965), (5, 4021779), (15, 1340593), (317, 63435), (951, 21145), (1585, 12687), (4229, 4755)]