20156246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{2087}}^1$

素因数の和:2539

約数の個数: 16

約数和(自身を含む): 33073920

約数和(自身を除く): 12917674

約数列:

[1, 2, 11, 22, 439, 878, 2087, 4174, 4829, 9658, 22957, 45914, 916193, 1832386, 10078123, 20156246]

約数ペア:

[(1, 20156246), (2, 10078123), (11, 1832386), (22, 916193), (439, 45914), (878, 22957), (2087, 9658), (4174, 4829)]