20039859

素因数分解:

$3^3\times 7^1\times {\mathrm{106031}}^1$

素因数の和:106047

約数の個数: 16

約数和(自身を含む): 33930240

約数和(自身を除く): 13890381

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 106031, 318093, 742217, 954279, 2226651, 2862837, 6679953, 20039859]

約数ペア:

[(1, 20039859), (3, 6679953), (7, 2862837), (9, 2226651), (21, 954279), (27, 742217), (63, 318093), (189, 106031)]