20348315897

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1030451}}^1$

素因数の和:1030509

約数の個数: 24

約数和(自身を含む): 26313622272

約数和(自身を除く): 5965306375

約数列:

[1, 7, 13, 31, 49, 91, 217, 403, 637, 1519, 2821, 19747, 1030451, 7213157, 13395863, 31943981, 50492099, 93771041, 223607867, 415271753, 656397287, 1565255069, 2906902271, 20348315897]

約数ペア:

[(1, 20348315897), (7, 2906902271), (13, 1565255069), (31, 656397287), (49, 415271753), (91, 223607867), (217, 93771041), (403, 50492099), (637, 31943981), (1519, 13395863), (2821, 7213157), (19747, 1030451)]