20526352

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16661}}^1$

素因数の和:16687

約数の個数: 40

約数和(自身を含む): 49586112

約数和(自身を除く): 29059760

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 16661, 33322, 66644, 116627, 133288, 183271, 233254, 266576, 366542, 466508, 733084, 933016, 1282897, 1466168, 1866032, 2565794, 2932336, 5131588, 10263176, 20526352]

約数ペア:

[(1, 20526352), (2, 10263176), (4, 5131588), (7, 2932336), (8, 2565794), (11, 1866032), (14, 1466168), (16, 1282897), (22, 933016), (28, 733084), (44, 466508), (56, 366542), (77, 266576), (88, 233254), (112, 183271), (154, 133288), (176, 116627), (308, 66644), (616, 33322), (1232, 16661)]