20068945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{1091}}^1$

素因数の和:1392

約数の個数: 16

約数和(自身を含む): 26050752

約数和(自身を除く): 5981807

約数列:

[1, 5, 13, 65, 283, 1091, 1415, 3679, 5455, 14183, 18395, 70915, 308753, 1543765, 4013789, 20068945]

約数ペア:

[(1, 20068945), (5, 4013789), (13, 1543765), (65, 308753), (283, 70915), (1091, 18395), (1415, 14183), (3679, 5455)]