20500293

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{14447}}^1$

素因数の和:14504

約数の個数: 16

約数和(自身を含む): 30514176

約数和(自身を除く): 10013883

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 14447, 43341, 158917, 476751, 621221, 1863663, 6833431, 20500293]

約数ペア:

[(1, 20500293), (3, 6833431), (11, 1863663), (33, 621221), (43, 476751), (129, 158917), (473, 43341), (1419, 14447)]