20380833

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1621}}^1$

素因数の和:1765

約数の個数: 24

約数和(自身を含む): 32388096

約数和(自身を除く): 12007263

約数列:

[1, 3, 9, 11, 33, 99, 127, 381, 1143, 1397, 1621, 4191, 4863, 12573, 14589, 17831, 53493, 160479, 205867, 617601, 1852803, 2264537, 6793611, 20380833]

約数ペア:

[(1, 20380833), (3, 6793611), (9, 2264537), (11, 1852803), (33, 617601), (99, 205867), (127, 160479), (381, 53493), (1143, 17831), (1397, 14589), (1621, 12573), (4191, 4863)]