20782359

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{59209}}^1$

素因数の和:59231

約数の個数: 16

約数和(自身を含む): 33157600

約数和(自身を除く): 12375241

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 59209, 177627, 532881, 769717, 1598643, 2309151, 6927453, 20782359]

約数ペア:

[(1, 20782359), (3, 6927453), (9, 2309151), (13, 1598643), (27, 769717), (39, 532881), (117, 177627), (351, 59209)]