18652816

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:608

約数の個数: 80

約数和(自身を含む): 46497024

約数和(自身を除く): 27844208

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 52, 56, 91, 92, 104, 112, 161, 182, 184, 208, 299, 322, 364, 368, 557, 598, 644, 728, 1114, 1196, 1288, 1456, 2093, 2228, 2392, 2576, 3899, 4186, 4456, 4784, 7241, 7798, 8372, 8912, 12811, 14482, 15596, 16744, 25622, 28964, 31192, 33488, 50687, 51244, 57928, 62384, 89677, 101374, 102488, 115856, 166543, 179354, 202748, 204976, 333086, 358708, 405496, 666172, 717416, 810992, 1165801, 1332344, 1434832, 2331602, 2664688, 4663204, 9326408, 18652816]

約数ペア:

[(1, 18652816), (2, 9326408), (4, 4663204), (7, 2664688), (8, 2331602), (13, 1434832), (14, 1332344), (16, 1165801), (23, 810992), (26, 717416), (28, 666172), (46, 405496), (52, 358708), (56, 333086), (91, 204976), (92, 202748), (104, 179354), (112, 166543), (161, 115856), (182, 102488), (184, 101374), (208, 89677), (299, 62384), (322, 57928), (364, 51244), (368, 50687), (557, 33488), (598, 31192), (644, 28964), (728, 25622), (1114, 16744), (1196, 15596), (1288, 14482), (1456, 12811), (2093, 8912), (2228, 8372), (2392, 7798), (2576, 7241), (3899, 4784), (4186, 4456)]