20340463

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:295

約数の個数: 24

約数和(自身を含む): 24563504

約数和(自身を除く): 4223041

約数列:

[1, 11, 13, 67, 121, 143, 193, 737, 871, 1573, 2123, 2509, 8107, 9581, 12931, 23353, 27599, 105391, 142241, 168103, 303589, 1564651, 1849133, 20340463]

約数ペア:

[(1, 20340463), (11, 1849133), (13, 1564651), (67, 303589), (121, 168103), (143, 142241), (193, 105391), (737, 27599), (871, 23353), (1573, 12931), (2123, 9581), (2509, 8107)]