18321080

素因数分解:

$2^3\times 5^1\times {\mathrm{458027}}^1$

素因数の和:458038

約数の個数: 16

約数和(自身を含む): 41222520

約数和(自身を除く): 22901440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 458027, 916054, 1832108, 2290135, 3664216, 4580270, 9160540, 18321080]

約数ペア:

[(1, 18321080), (2, 9160540), (4, 4580270), (5, 3664216), (8, 2290135), (10, 1832108), (20, 916054), (40, 458027)]