20185697

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{17911}}^1$

素因数の和:17948

約数の個数: 12

約数和(自身を含む): 24503616

約数和(自身を除く): 4317919

約数列:

[1, 7, 23, 49, 161, 1127, 17911, 125377, 411953, 877639, 2883671, 20185697]

約数ペア:

[(1, 20185697), (7, 2883671), (23, 877639), (49, 411953), (161, 125377), (1127, 17911)]