20704884

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{12413}}^1$

素因数の和:12559

約数の個数: 24

約数和(自身を含む): 48662880

約数和(自身を除く): 27957996

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 12413, 24826, 37239, 49652, 74478, 148956, 1725407, 3450814, 5176221, 6901628, 10352442, 20704884]

約数ペア:

[(1, 20704884), (2, 10352442), (3, 6901628), (4, 5176221), (6, 3450814), (12, 1725407), (139, 148956), (278, 74478), (417, 49652), (556, 37239), (834, 24826), (1668, 12413)]