19827207

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{6863}}^1$

素因数の和:6979

約数の個数: 16

約数和(自身を含む): 29652480

約数和(自身を除く): 9825273

約数列:

[1, 3, 9, 27, 107, 321, 963, 2889, 6863, 20589, 61767, 185301, 734341, 2203023, 6609069, 19827207]

約数ペア:

[(1, 19827207), (3, 6609069), (9, 2203023), (27, 734341), (107, 185301), (321, 61767), (963, 20589), (2889, 6863)]