20113109

素因数分解:

${\mathrm{23}}^2\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:436

約数の個数: 12

約数和(自身を含む): 21241836

約数和(自身を除く): 1128727

約数列:

[1, 23, 193, 197, 529, 4439, 4531, 38021, 102097, 104213, 874483, 20113109]

約数ペア:

[(1, 20113109), (23, 874483), (193, 104213), (197, 102097), (529, 38021), (4439, 4531)]