20565727

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7793}}^1$

素因数の和:7842

約数の個数: 16

約数和(自身を含む): 26187840

約数和(自身を除く): 5622113

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 7793, 54551, 101309, 225997, 709163, 1581979, 2937961, 20565727]

約数ペア:

[(1, 20565727), (7, 2937961), (13, 1581979), (29, 709163), (91, 225997), (203, 101309), (377, 54551), (2639, 7793)]