20767439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1559}}^1$

素因数の和:1750

約数の個数: 16

約数和(自身を含む): 26058240

約数和(自身を除く): 5290801

約数列:

[1, 7, 11, 77, 173, 1211, 1559, 1903, 10913, 13321, 17149, 120043, 269707, 1887949, 2966777, 20767439]

約数ペア:

[(1, 20767439), (7, 2966777), (11, 1887949), (77, 269707), (173, 120043), (1211, 17149), (1559, 13321), (1903, 10913)]