18813105

素因数分解:

$3^2\times 5^1\times {\mathrm{418069}}^1$

素因数の和:418080

約数の個数: 12

約数和(自身を含む): 32609460

約数和(自身を除く): 13796355

約数列:

[1, 3, 5, 9, 15, 45, 418069, 1254207, 2090345, 3762621, 6271035, 18813105]

約数ペア:

[(1, 18813105), (3, 6271035), (5, 3762621), (9, 2090345), (15, 1254207), (45, 418069)]