18320530

素因数分解:

$2^1\times 5^1\times {\mathrm{877}}^1\times {\mathrm{2089}}^1$

素因数の和:2973

約数の個数: 16

約数和(自身を含む): 33030360

約数和(自身を除く): 14709830

約数列:

[1, 2, 5, 10, 877, 1754, 2089, 4178, 4385, 8770, 10445, 20890, 1832053, 3664106, 9160265, 18320530]

約数ペア:

[(1, 18320530), (2, 9160265), (5, 3664106), (10, 1832053), (877, 20890), (1754, 10445), (2089, 8770), (4178, 4385)]