2028233774

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2551}}^1$

素因数の和:2654

約数の個数: 64

約数和(自身を含む): 3797376000

約数和(自身を除く): 1769142226

約数列:

[1, 2, 7, 14, 19, 38, 49, 61, 98, 122, 133, 266, 343, 427, 686, 854, 931, 1159, 1862, 2318, 2551, 2989, 5102, 5978, 6517, 8113, 13034, 16226, 17857, 20923, 35714, 41846, 48469, 56791, 96938, 113582, 124999, 155611, 249998, 311222, 339283, 397537, 678566, 795074, 874993, 1089277, 1749986, 2178554, 2374981, 2956609, 4749962, 5913218, 7624939, 15249878, 16624867, 20696263, 33249734, 41392526, 53374573, 106749146, 144873841, 289747682, 1014116887, 2028233774]

約数ペア:

[(1, 2028233774), (2, 1014116887), (7, 289747682), (14, 144873841), (19, 106749146), (38, 53374573), (49, 41392526), (61, 33249734), (98, 20696263), (122, 16624867), (133, 15249878), (266, 7624939), (343, 5913218), (427, 4749962), (686, 2956609), (854, 2374981), (931, 2178554), (1159, 1749986), (1862, 1089277), (2318, 874993), (2551, 795074), (2989, 678566), (5102, 397537), (5978, 339283), (6517, 311222), (8113, 249998), (13034, 155611), (16226, 124999), (17857, 113582), (20923, 96938), (35714, 56791), (41846, 48469)]