20809211568

素因数分解:

$2^4\times 3^1\times {\mathrm{2437}}^1\times {\mathrm{177893}}^1$

素因数の和:180341

約数の個数: 40

約数和(自身を含む): 53779490928

約数和(自身を除く): 32970279360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 2437, 4874, 7311, 9748, 14622, 19496, 29244, 38992, 58488, 116976, 177893, 355786, 533679, 711572, 1067358, 1423144, 2134716, 2846288, 4269432, 8538864, 433525241, 867050482, 1300575723, 1734100964, 2601151446, 3468201928, 5202302892, 6936403856, 10404605784, 20809211568]

約数ペア:

[(1, 20809211568), (2, 10404605784), (3, 6936403856), (4, 5202302892), (6, 3468201928), (8, 2601151446), (12, 1734100964), (16, 1300575723), (24, 867050482), (48, 433525241), (2437, 8538864), (4874, 4269432), (7311, 2846288), (9748, 2134716), (14622, 1423144), (19496, 1067358), (29244, 711572), (38992, 533679), (58488, 355786), (116976, 177893)]