18372488590

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{4492051}}^1$

素因数の和:4492467

約数の個数: 16

約数和(自身を含む): 33151343760

約数和(自身を除く): 14778855170

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 4492051, 8984102, 22460255, 44920510, 1837248859, 3674497718, 9186244295, 18372488590]

約数ペア:

[(1, 18372488590), (2, 9186244295), (5, 3674497718), (10, 1837248859), (409, 44920510), (818, 22460255), (2045, 8984102), (4090, 4492051)]