208998018

素因数分解:

$2^1\times 3^2\times {\mathrm{11611001}}^1$

素因数の和:11611009

約数の個数: 12

約数和(自身を含む): 452829078

約数和(自身を除く): 243831060

約数列:

[1, 2, 3, 6, 9, 18, 11611001, 23222002, 34833003, 69666006, 104499009, 208998018]

約数ペア:

[(1, 208998018), (2, 104499009), (3, 69666006), (6, 34833003), (9, 23222002), (18, 11611001)]