20570176

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:563

約数の個数: 56

約数和(自身を含む): 45354240

約数和(自身を除く): 24784064

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 64, 88, 122, 176, 244, 352, 479, 488, 671, 704, 958, 976, 1342, 1916, 1952, 2684, 3832, 3904, 5269, 5368, 7664, 10538, 10736, 15328, 21076, 21472, 29219, 30656, 42152, 42944, 58438, 84304, 116876, 168608, 233752, 321409, 337216, 467504, 642818, 935008, 1285636, 1870016, 2571272, 5142544, 10285088, 20570176]

約数ペア:

[(1, 20570176), (2, 10285088), (4, 5142544), (8, 2571272), (11, 1870016), (16, 1285636), (22, 935008), (32, 642818), (44, 467504), (61, 337216), (64, 321409), (88, 233752), (122, 168608), (176, 116876), (244, 84304), (352, 58438), (479, 42944), (488, 42152), (671, 30656), (704, 29219), (958, 21472), (976, 21076), (1342, 15328), (1916, 10736), (1952, 10538), (2684, 7664), (3832, 5368), (3904, 5269)]