18129080

素因数分解:

$2^3\times 5^1\times {\mathrm{453227}}^1$

素因数の和:453238

約数の個数: 16

約数和(自身を含む): 40790520

約数和(自身を除く): 22661440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 453227, 906454, 1812908, 2266135, 3625816, 4532270, 9064540, 18129080]

約数ペア:

[(1, 18129080), (2, 9064540), (4, 4532270), (5, 3625816), (8, 2266135), (10, 1812908), (20, 906454), (40, 453227)]