18884467

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4289}}^1$

素因数の和:4350

約数の個数: 16

約数和(自身を含む): 23474880

約数和(自身を除く): 4590413

約数列:

[1, 7, 17, 37, 119, 259, 629, 4289, 4403, 30023, 72913, 158693, 510391, 1110851, 2697781, 18884467]

約数ペア:

[(1, 18884467), (7, 2697781), (17, 1110851), (37, 510391), (119, 158693), (259, 72913), (629, 30023), (4289, 4403)]