20145697

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8287}}^1$

素因数の和:8328

約数の個数: 16

約数和(自身を含む): 25062912

約数和(自身を除く): 4917215

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 8287, 91157, 107731, 140879, 1185041, 1549669, 1831427, 20145697]

約数ペア:

[(1, 20145697), (11, 1831427), (13, 1549669), (17, 1185041), (143, 140879), (187, 107731), (221, 91157), (2431, 8287)]