20442086

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{661}}^1$

素因数の和:764

約数の個数: 24

約数和(自身を含む): 35859216

約数和(自身を除く): 15417130

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 661, 1322, 2209, 4418, 4627, 9254, 15463, 30926, 31067, 62134, 217469, 434938, 1460149, 2920298, 10221043, 20442086]

約数ペア:

[(1, 20442086), (2, 10221043), (7, 2920298), (14, 1460149), (47, 434938), (94, 217469), (329, 62134), (658, 31067), (661, 30926), (1322, 15463), (2209, 9254), (4418, 4627)]