20218302018

素因数分解:

$2^1\times 3^2\times {\mathrm{1123239001}}^1$

素因数の和:1123239009

約数の個数: 12

約数和(自身を含む): 43806321078

約数和(自身を除く): 23588019060

約数列:

[1, 2, 3, 6, 9, 18, 1123239001, 2246478002, 3369717003, 6739434006, 10109151009, 20218302018]

約数ペア:

[(1, 20218302018), (2, 10109151009), (3, 6739434006), (6, 3369717003), (9, 2246478002), (18, 1123239001)]