20958497

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{373}}^1$

素因数の和:752

約数の個数: 16

約数和(自身を含む): 25132800

約数和(自身を除く): 4174303

約数列:

[1, 7, 23, 161, 349, 373, 2443, 2611, 8027, 8579, 56189, 60053, 130177, 911239, 2994071, 20958497]

約数ペア:

[(1, 20958497), (7, 2994071), (23, 911239), (161, 130177), (349, 60053), (373, 56189), (2443, 8579), (2611, 8027)]