20125059

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{6469}}^1$

素因数の和:6550

約数の個数: 16

約数和(自身を含む): 28882080

約数和(自身を除く): 8757021

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 6469, 19407, 109973, 329919, 394609, 1183827, 6708353, 20125059]

約数ペア:

[(1, 20125059), (3, 6708353), (17, 1183827), (51, 394609), (61, 329919), (183, 109973), (1037, 19407), (3111, 6469)]