2018919

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{757}}^1$

素因数の和:894

約数の個数: 16

約数和(自身を含む): 3104768

約数和(自身を除く): 1085849

約数列:

[1, 3, 7, 21, 127, 381, 757, 889, 2271, 2667, 5299, 15897, 96139, 288417, 672973, 2018919]

約数ペア:

[(1, 2018919), (3, 672973), (7, 288417), (21, 96139), (127, 15897), (381, 5299), (757, 2667), (889, 2271)]