20216196018

素因数分解:

$2^1\times 3^2\times {\mathrm{1123122001}}^1$

素因数の和:1123122009

約数の個数: 12

約数和(自身を含む): 43801758078

約数和(自身を除く): 23585562060

約数列:

[1, 2, 3, 6, 9, 18, 1123122001, 2246244002, 3369366003, 6738732006, 10108098009, 20216196018]

約数ペア:

[(1, 20216196018), (2, 10108098009), (3, 6738732006), (6, 3369366003), (9, 2246244002), (18, 1123122001)]