20447655

素因数分解:

$3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2957}}^1$

素因数の和:3426

約数の個数: 16

約数和(自身を含む): 32798304

約数和(自身を除く): 12350649

約数列:

[1, 3, 5, 15, 461, 1383, 2305, 2957, 6915, 8871, 14785, 44355, 1363177, 4089531, 6815885, 20447655]

約数ペア:

[(1, 20447655), (3, 6815885), (5, 4089531), (15, 1363177), (461, 44355), (1383, 14785), (2305, 8871), (2957, 6915)]