20091929

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 24332616

約数和(自身を除く): 4240687

約数列:

[1, 11, 13, 53, 121, 143, 241, 583, 689, 1573, 2651, 3133, 6413, 7579, 12773, 29161, 34463, 83369, 140503, 166049, 379093, 1545533, 1826539, 20091929]

約数ペア:

[(1, 20091929), (11, 1826539), (13, 1545533), (53, 379093), (121, 166049), (143, 140503), (241, 83369), (583, 34463), (689, 29161), (1573, 12773), (2651, 7579), (3133, 6413)]