20180199368

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1291}}^1\times {\mathrm{5939}}^1$

素因数の和:7290

約数の個数: 64

約数和(自身を含む): 44205004800

約数和(自身を除く): 24024805432

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1291, 1316, 2582, 2632, 5164, 5939, 9037, 10328, 11878, 18074, 23756, 36148, 41573, 47512, 60677, 72296, 83146, 121354, 166292, 242708, 279133, 332584, 424739, 485416, 558266, 849478, 1116532, 1698956, 1953931, 2233064, 3397912, 3907862, 7667249, 7815724, 15334498, 15631448, 30668996, 53670743, 61337992, 107341486, 214682972, 360360703, 429365944, 720721406, 1441442812, 2522524921, 2882885624, 5045049842, 10090099684, 20180199368]

約数ペア:

[(1, 20180199368), (2, 10090099684), (4, 5045049842), (7, 2882885624), (8, 2522524921), (14, 1441442812), (28, 720721406), (47, 429365944), (56, 360360703), (94, 214682972), (188, 107341486), (329, 61337992), (376, 53670743), (658, 30668996), (1291, 15631448), (1316, 15334498), (2582, 7815724), (2632, 7667249), (5164, 3907862), (5939, 3397912), (9037, 2233064), (10328, 1953931), (11878, 1698956), (18074, 1116532), (23756, 849478), (36148, 558266), (41573, 485416), (47512, 424739), (60677, 332584), (72296, 279133), (83146, 242708), (121354, 166292)]