18638604

素因数分解:

$2^2\times 3^2\times {\mathrm{517739}}^1$

素因数の和:517749

約数の個数: 18

約数和(自身を含む): 47114340

約数和(自身を除く): 28475736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 517739, 1035478, 1553217, 2070956, 3106434, 4659651, 6212868, 9319302, 18638604]

約数ペア:

[(1, 18638604), (2, 9319302), (3, 6212868), (4, 4659651), (6, 3106434), (9, 2070956), (12, 1553217), (18, 1035478), (36, 517739)]