20526701

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{317}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 23559984

約数和(自身を除く): 3033283

約数列:

[1, 13, 17, 221, 293, 317, 3809, 4121, 4981, 5389, 64753, 70057, 92881, 1207453, 1578977, 20526701]

約数ペア:

[(1, 20526701), (13, 1578977), (17, 1207453), (221, 92881), (293, 70057), (317, 64753), (3809, 5389), (4121, 4981)]