2019881919

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{241931}}^1$

素因数の和:241979

約数の個数: 24

約数和(自身を含む): 3088987776

約数和(自身を除く): 1069105857

約数列:

[1, 3, 11, 23, 33, 69, 121, 253, 363, 759, 2783, 8349, 241931, 725793, 2661241, 5564413, 7983723, 16693239, 29273651, 61208543, 87820953, 183625629, 673293973, 2019881919]

約数ペア:

[(1, 2019881919), (3, 673293973), (11, 183625629), (23, 87820953), (33, 61208543), (69, 29273651), (121, 16693239), (253, 7983723), (363, 5564413), (759, 2661241), (2783, 725793), (8349, 241931)]