16553768

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{349}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 39800250

約数和(自身を除く): 23246482

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 121, 154, 196, 242, 308, 349, 392, 484, 539, 616, 698, 847, 968, 1078, 1396, 1694, 2156, 2443, 2792, 3388, 3839, 4312, 4886, 5929, 6776, 7678, 9772, 11858, 15356, 17101, 19544, 23716, 26873, 30712, 34202, 42229, 47432, 53746, 68404, 84458, 107492, 136808, 168916, 188111, 214984, 295603, 337832, 376222, 591206, 752444, 1182412, 1504888, 2069221, 2364824, 4138442, 8276884, 16553768]

約数ペア:

[(1, 16553768), (2, 8276884), (4, 4138442), (7, 2364824), (8, 2069221), (11, 1504888), (14, 1182412), (22, 752444), (28, 591206), (44, 376222), (49, 337832), (56, 295603), (77, 214984), (88, 188111), (98, 168916), (121, 136808), (154, 107492), (196, 84458), (242, 68404), (308, 53746), (349, 47432), (392, 42229), (484, 34202), (539, 30712), (616, 26873), (698, 23716), (847, 19544), (968, 17101), (1078, 15356), (1396, 11858), (1694, 9772), (2156, 7678), (2443, 6776), (2792, 5929), (3388, 4886), (3839, 4312)]