18209583

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 64

約数和(自身を含む): 33177600

約数和(自身を除く): 14968017

約数列:

[1, 3, 7, 9, 21, 23, 27, 59, 63, 69, 71, 161, 177, 189, 207, 213, 413, 483, 497, 531, 621, 639, 1239, 1357, 1449, 1491, 1593, 1633, 1917, 3717, 4071, 4189, 4347, 4473, 4899, 9499, 11151, 11431, 12213, 12567, 13419, 14697, 28497, 29323, 34293, 36639, 37701, 44091, 85491, 87969, 96347, 102879, 113103, 256473, 263907, 289041, 308637, 674429, 791721, 867123, 2023287, 2601369, 6069861, 18209583]

約数ペア:

[(1, 18209583), (3, 6069861), (7, 2601369), (9, 2023287), (21, 867123), (23, 791721), (27, 674429), (59, 308637), (63, 289041), (69, 263907), (71, 256473), (161, 113103), (177, 102879), (189, 96347), (207, 87969), (213, 85491), (413, 44091), (483, 37701), (497, 36639), (531, 34293), (621, 29323), (639, 28497), (1239, 14697), (1357, 13419), (1449, 12567), (1491, 12213), (1593, 11431), (1633, 11151), (1917, 9499), (3717, 4899), (4071, 4473), (4189, 4347)]