18508749687

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{18867227}}^1$

素因数の和:18867342

約数の個数: 12

約数和(自身を含む): 26980136040

約数和(自身を除く): 8471386353

約数列:

[1, 3, 9, 109, 327, 981, 18867227, 56601681, 169805043, 2056527743, 6169583229, 18508749687]

約数ペア:

[(1, 18508749687), (3, 6169583229), (9, 2056527743), (109, 169805043), (327, 56601681), (981, 18867227)]