18322660

素因数分解:

$2^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1069}}^1$

素因数の和:1935

約数の個数: 24

約数和(自身を含む): 38558520

約数和(自身を除く): 20235860

約数列:

[1, 2, 4, 5, 10, 20, 857, 1069, 1714, 2138, 3428, 4276, 4285, 5345, 8570, 10690, 17140, 21380, 916133, 1832266, 3664532, 4580665, 9161330, 18322660]

約数ペア:

[(1, 18322660), (2, 9161330), (4, 4580665), (5, 3664532), (10, 1832266), (20, 916133), (857, 21380), (1069, 17140), (1714, 10690), (2138, 8570), (3428, 5345), (4276, 4285)]