18322285

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 22720320

約数和(自身を除く): 4398035

約数列:

[1, 5, 41, 139, 205, 643, 695, 3215, 5699, 26363, 28495, 89377, 131815, 446885, 3664457, 18322285]

約数ペア:

[(1, 18322285), (5, 3664457), (41, 446885), (139, 131815), (205, 89377), (643, 28495), (695, 26363), (3215, 5699)]