19120239

素因数分解:

$3^3\times {\mathrm{239}}^1\times {\mathrm{2963}}^1$

素因数の和:3211

約数の個数: 16

約数和(自身を含む): 28454400

約数和(自身を除く): 9334161

約数列:

[1, 3, 9, 27, 239, 717, 2151, 2963, 6453, 8889, 26667, 80001, 708157, 2124471, 6373413, 19120239]

約数ペア:

[(1, 19120239), (3, 6373413), (9, 2124471), (27, 708157), (239, 80001), (717, 26667), (2151, 8889), (2963, 6453)]