18045261

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17137}}^1$

素因数の和:17162

約数の個数: 20

約数和(自身を含む): 29031772

約数和(自身を除く): 10986511

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 17137, 51411, 154233, 222781, 462699, 668343, 1388097, 2005029, 6015087, 18045261]

約数ペア:

[(1, 18045261), (3, 6015087), (9, 2005029), (13, 1388097), (27, 668343), (39, 462699), (81, 222781), (117, 154233), (351, 51411), (1053, 17137)]