20375593

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 24048640

約数和(自身を除く): 3673047

約数列:

[1, 7, 43, 139, 301, 487, 973, 3409, 5977, 20941, 41839, 67693, 146587, 473851, 2910799, 20375593]

約数ペア:

[(1, 20375593), (7, 2910799), (43, 473851), (139, 146587), (301, 67693), (487, 41839), (973, 20941), (3409, 5977)]