18729054

素因数分解:

$2^1\times 3^2\times {\mathrm{1040503}}^1$

素因数の和:1040511

約数の個数: 12

約数和(自身を含む): 40579656

約数和(自身を除く): 21850602

約数列:

[1, 2, 3, 6, 9, 18, 1040503, 2081006, 3121509, 6243018, 9364527, 18729054]

約数ペア:

[(1, 18729054), (2, 9364527), (3, 6243018), (6, 3121509), (9, 2081006), (18, 1040503)]