20996941419

素因数分解:

$3^4\times {\mathrm{1489}}^1\times {\mathrm{174091}}^1$

素因数の和:175592

約数の個数: 20

約数和(自身を含む): 31387046680

約数和(自身を除く): 10390105261

約数列:

[1, 3, 9, 27, 81, 1489, 4467, 13401, 40203, 120609, 174091, 522273, 1566819, 4700457, 14101371, 259221499, 777664497, 2332993491, 6998980473, 20996941419]

約数ペア:

[(1, 20996941419), (3, 6998980473), (9, 2332993491), (27, 777664497), (81, 259221499), (1489, 14101371), (4467, 4700457), (13401, 1566819), (40203, 522273), (120609, 174091)]