18513870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{617129}}^1$

素因数の和:617139

約数の個数: 16

約数和(自身を含む): 44433360

約数和(自身を除く): 25919490

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 617129, 1234258, 1851387, 3085645, 3702774, 6171290, 9256935, 18513870]

約数ペア:

[(1, 18513870), (2, 9256935), (3, 6171290), (5, 3702774), (6, 3085645), (10, 1851387), (15, 1234258), (30, 617129)]