18630815

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5981}}^1$

素因数の和:6082

約数の個数: 16

約数和(自身を含む): 25842240

約数和(自身を除く): 7211425

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 5981, 29905, 41867, 209335, 532309, 2661545, 3726163, 18630815]

約数ペア:

[(1, 18630815), (5, 3726163), (7, 2661545), (35, 532309), (89, 209335), (445, 41867), (623, 29905), (3115, 5981)]