2018991723

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5655439}}^1$

素因数の和:5655466

約数の個数: 16

約数和(自身を含む): 3257533440

約数和(自身を除く): 1238541717

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 5655439, 16966317, 39588073, 96142463, 118764219, 288427389, 672997241, 2018991723]

約数ペア:

[(1, 2018991723), (3, 672997241), (7, 288427389), (17, 118764219), (21, 96142463), (51, 39588073), (119, 16966317), (357, 5655439)]