18051080

素因数分解:

$2^3\times 5^1\times {\mathrm{451277}}^1$

素因数の和:451288

約数の個数: 16

約数和(自身を含む): 40615020

約数和(自身を除く): 22563940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 451277, 902554, 1805108, 2256385, 3610216, 4512770, 9025540, 18051080]

約数ペア:

[(1, 18051080), (2, 9025540), (4, 4512770), (5, 3610216), (8, 2256385), (10, 1805108), (20, 902554), (40, 451277)]