20697094

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{2143}}^1$

素因数の和:2595

約数の個数: 16

約数和(自身を含む): 33960960

約数和(自身を除く): 13263866

約数列:

[1, 2, 11, 22, 439, 878, 2143, 4286, 4829, 9658, 23573, 47146, 940777, 1881554, 10348547, 20697094]

約数ペア:

[(1, 20697094), (2, 10348547), (11, 1881554), (22, 940777), (439, 47146), (878, 23573), (2143, 9658), (4286, 4829)]