20550147268

素因数分解:

$2^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1381}}^1\times {\mathrm{2969}}^1$

素因数の和:4540

約数の個数: 48

約数和(自身を含む): 41373763200

約数和(自身を除く): 20823615932

約数列:

[1, 2, 4, 7, 14, 28, 179, 358, 716, 1253, 1381, 2506, 2762, 2969, 5012, 5524, 5938, 9667, 11876, 19334, 20783, 38668, 41566, 83132, 247199, 494398, 531451, 988796, 1062902, 1730393, 2125804, 3460786, 3720157, 4100189, 6921572, 7440314, 8200378, 14880628, 16400756, 28701323, 57402646, 114805292, 733933831, 1467867662, 2935735324, 5137536817, 10275073634, 20550147268]

約数ペア:

[(1, 20550147268), (2, 10275073634), (4, 5137536817), (7, 2935735324), (14, 1467867662), (28, 733933831), (179, 114805292), (358, 57402646), (716, 28701323), (1253, 16400756), (1381, 14880628), (2506, 8200378), (2762, 7440314), (2969, 6921572), (5012, 4100189), (5524, 3720157), (5938, 3460786), (9667, 2125804), (11876, 1730393), (19334, 1062902), (20783, 988796), (38668, 531451), (41566, 494398), (83132, 247199)]