18486110

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4391}}^1$

素因数の和:4819

約数の個数: 16

約数和(自身を含む): 33361632

約数和(自身を除く): 14875522

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 4391, 8782, 21955, 43910, 1848611, 3697222, 9243055, 18486110]

約数ペア:

[(1, 18486110), (2, 9243055), (5, 3697222), (10, 1848611), (421, 43910), (842, 21955), (2105, 8782), (4210, 4391)]