20935313

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7649}}^1$

素因数の和:7696

約数の個数: 16

約数和(自身を含む): 26438400

約数和(自身を除く): 5503087

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 7649, 53543, 130033, 175927, 910231, 1231489, 2990759, 20935313]

約数ペア:

[(1, 20935313), (7, 2990759), (17, 1231489), (23, 910231), (119, 175927), (161, 130033), (391, 53543), (2737, 7649)]