20577521277

素因数分解:

$3^2\times {\mathrm{5153}}^1\times {\mathrm{443701}}^1$

素因数の和:448860

約数の個数: 12

約数和(自身を含む): 29728921404

約数和(自身を除く): 9151400127

約数列:

[1, 3, 9, 5153, 15459, 46377, 443701, 1331103, 3993309, 2286391253, 6859173759, 20577521277]

約数ペア:

[(1, 20577521277), (3, 6859173759), (9, 2286391253), (5153, 3993309), (15459, 1331103), (46377, 443701)]