19973608508

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1601}}^1\times {\mathrm{2239}}^1$

素因数の和:4050

約数の個数: 48

約数和(自身を含む): 40190976000

約数和(自身を除く): 20217367492

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 1601, 2239, 2786, 3202, 4478, 5572, 6404, 8956, 11207, 15673, 22414, 31346, 44828, 62692, 318599, 445561, 637198, 891122, 1274396, 1782244, 2230193, 3118927, 3584639, 4460386, 6237854, 7169278, 8920772, 12475708, 14338556, 25092473, 50184946, 100369892, 713343161, 1426686322, 2853372644, 4993402127, 9986804254, 19973608508]

約数ペア:

[(1, 19973608508), (2, 9986804254), (4, 4993402127), (7, 2853372644), (14, 1426686322), (28, 713343161), (199, 100369892), (398, 50184946), (796, 25092473), (1393, 14338556), (1601, 12475708), (2239, 8920772), (2786, 7169278), (3202, 6237854), (4478, 4460386), (5572, 3584639), (6404, 3118927), (8956, 2230193), (11207, 1782244), (15673, 1274396), (22414, 891122), (31346, 637198), (44828, 445561), (62692, 318599)]