18210490

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{9151}}^1$

素因数の和:9357

約数の個数: 16

約数和(自身を含む): 32947200

約数和(自身を除く): 14736710

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 9151, 18302, 45755, 91510, 1821049, 3642098, 9105245, 18210490]

約数ペア:

[(1, 18210490), (2, 9105245), (5, 3642098), (10, 1821049), (199, 91510), (398, 45755), (995, 18302), (1990, 9151)]