20530293

素因数分解:

$3^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{2621}}^1$

素因数の和:3004

約数の個数: 16

約数和(自身を含む): 31380096

約数和(自身を除く): 10849803

約数列:

[1, 3, 7, 21, 373, 1119, 2611, 2621, 7833, 7863, 18347, 55041, 977633, 2932899, 6843431, 20530293]

約数ペア:

[(1, 20530293), (3, 6843431), (7, 2932899), (21, 977633), (373, 55041), (1119, 18347), (2611, 7863), (2621, 7833)]