20104161

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12433}}^1$

素因数の和:12461

約数の個数: 24

約数和(自身を含む): 34019424

約数和(自身を除く): 13915263

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 12433, 37299, 87031, 136763, 261093, 410289, 609217, 957341, 1827651, 2872023, 6701387, 20104161]

約数ペア:

[(1, 20104161), (3, 6701387), (7, 2872023), (11, 1827651), (21, 957341), (33, 609217), (49, 410289), (77, 261093), (147, 136763), (231, 87031), (539, 37299), (1617, 12433)]