18889845752

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{11783}}^1$

素因数の和:12060

約数の個数: 64

約数和(自身を含む): 38180160000

約数和(自身を除く): 19290314248

約数列:

[1, 2, 4, 8, 19, 38, 53, 76, 106, 152, 199, 212, 398, 424, 796, 1007, 1592, 2014, 3781, 4028, 7562, 8056, 10547, 11783, 15124, 21094, 23566, 30248, 42188, 47132, 84376, 94264, 200393, 223877, 400786, 447754, 624499, 801572, 895508, 1248998, 1603144, 1791016, 2344817, 2497996, 4689634, 4995992, 9379268, 11865481, 18758536, 23730962, 44551523, 47461924, 89103046, 94923848, 124275301, 178206092, 248550602, 356412184, 497101204, 994202408, 2361230719, 4722461438, 9444922876, 18889845752]

約数ペア:

[(1, 18889845752), (2, 9444922876), (4, 4722461438), (8, 2361230719), (19, 994202408), (38, 497101204), (53, 356412184), (76, 248550602), (106, 178206092), (152, 124275301), (199, 94923848), (212, 89103046), (398, 47461924), (424, 44551523), (796, 23730962), (1007, 18758536), (1592, 11865481), (2014, 9379268), (3781, 4995992), (4028, 4689634), (7562, 2497996), (8056, 2344817), (10547, 1791016), (11783, 1603144), (15124, 1248998), (21094, 895508), (23566, 801572), (30248, 624499), (42188, 447754), (47132, 400786), (84376, 223877), (94264, 200393)]