18169888

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1259}}^1$

素因数の和:1321

約数の個数: 48

約数和(自身を含む): 40007520

約数和(自身を除く): 21837632

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 82, 88, 164, 176, 328, 352, 451, 656, 902, 1259, 1312, 1804, 2518, 3608, 5036, 7216, 10072, 13849, 14432, 20144, 27698, 40288, 51619, 55396, 103238, 110792, 206476, 221584, 412952, 443168, 567809, 825904, 1135618, 1651808, 2271236, 4542472, 9084944, 18169888]

約数ペア:

[(1, 18169888), (2, 9084944), (4, 4542472), (8, 2271236), (11, 1651808), (16, 1135618), (22, 825904), (32, 567809), (41, 443168), (44, 412952), (82, 221584), (88, 206476), (164, 110792), (176, 103238), (328, 55396), (352, 51619), (451, 40288), (656, 27698), (902, 20144), (1259, 14432), (1312, 13849), (1804, 10072), (2518, 7216), (3608, 5036)]