20180818708

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1\times {\mathrm{2099}}^1$

素因数の和:2544

約数の個数: 48

約数和(自身を含む): 36197280000

約数和(自身を除く): 16016461292

約数列:

[1, 2, 4, 89, 113, 178, 226, 239, 356, 452, 478, 956, 2099, 4198, 8396, 10057, 20114, 21271, 27007, 40228, 42542, 54014, 85084, 108028, 186811, 237187, 373622, 474374, 501661, 747244, 948748, 1003322, 2006644, 2403623, 4807246, 9614492, 21109643, 42219286, 44647829, 56687693, 84438572, 89295658, 113375386, 178591316, 226750772, 5045204677, 10090409354, 20180818708]

約数ペア:

[(1, 20180818708), (2, 10090409354), (4, 5045204677), (89, 226750772), (113, 178591316), (178, 113375386), (226, 89295658), (239, 84438572), (356, 56687693), (452, 44647829), (478, 42219286), (956, 21109643), (2099, 9614492), (4198, 4807246), (8396, 2403623), (10057, 2006644), (20114, 1003322), (21271, 948748), (27007, 747244), (40228, 501661), (42542, 474374), (54014, 373622), (85084, 237187), (108028, 186811)]