18590660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{84503}}^1$

素因数の和:84523

約数の個数: 24

約数和(自身を含む): 42590016

約数和(自身を除く): 23999356

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 84503, 169006, 338012, 422515, 845030, 929533, 1690060, 1859066, 3718132, 4647665, 9295330, 18590660]

約数ペア:

[(1, 18590660), (2, 9295330), (4, 4647665), (5, 3718132), (10, 1859066), (11, 1690060), (20, 929533), (22, 845030), (44, 422515), (55, 338012), (110, 169006), (220, 84503)]