20200788927

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{80429}}^1$

素因数の和:80548

約数の個数: 48

約数和(自身を含む): 33124291200

約数和(自身を除く): 12923502273

約数列:

[1, 3, 9, 11, 33, 43, 59, 99, 129, 177, 387, 473, 531, 649, 1419, 1947, 2537, 4257, 5841, 7611, 22833, 27907, 80429, 83721, 241287, 251163, 723861, 884719, 2654157, 3458447, 4745311, 7962471, 10375341, 14235933, 31126023, 38042917, 42707799, 52198421, 114128751, 156595263, 204048373, 342386253, 469785789, 612145119, 1836435357, 2244532103, 6733596309, 20200788927]

約数ペア:

[(1, 20200788927), (3, 6733596309), (9, 2244532103), (11, 1836435357), (33, 612145119), (43, 469785789), (59, 342386253), (99, 204048373), (129, 156595263), (177, 114128751), (387, 52198421), (473, 42707799), (531, 38042917), (649, 31126023), (1419, 14235933), (1947, 10375341), (2537, 7962471), (4257, 4745311), (5841, 3458447), (7611, 2654157), (22833, 884719), (27907, 723861), (80429, 251163), (83721, 241287)]