2020804587

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{991}}^1\times {\mathrm{9851}}^1$

素因数の和:10871

約数の個数: 24

約数和(自身を含む): 3049233408

約数和(自身を除く): 1028428821

約数列:

[1, 3, 9, 23, 69, 207, 991, 2973, 8919, 9851, 22793, 29553, 68379, 88659, 205137, 226573, 679719, 2039157, 9762341, 29287023, 87861069, 224533843, 673601529, 2020804587]

約数ペア:

[(1, 2020804587), (3, 673601529), (9, 224533843), (23, 87861069), (69, 29287023), (207, 9762341), (991, 2039157), (2973, 679719), (8919, 226573), (9851, 205137), (22793, 88659), (29553, 68379)]