19123212

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{359}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 46932480

約数和(自身を除く): 27809268

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 193, 276, 359, 386, 579, 718, 772, 1077, 1158, 1436, 2154, 2316, 4308, 4439, 8257, 8878, 13317, 16514, 17756, 24771, 26634, 33028, 49542, 53268, 69287, 99084, 138574, 207861, 277148, 415722, 831444, 1593601, 3187202, 4780803, 6374404, 9561606, 19123212]

約数ペア:

[(1, 19123212), (2, 9561606), (3, 6374404), (4, 4780803), (6, 3187202), (12, 1593601), (23, 831444), (46, 415722), (69, 277148), (92, 207861), (138, 138574), (193, 99084), (276, 69287), (359, 53268), (386, 49542), (579, 33028), (718, 26634), (772, 24771), (1077, 17756), (1158, 16514), (1436, 13317), (2154, 8878), (2316, 8257), (4308, 4439)]