18657021192

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{68437}}^1$

素因数の和:68790

約数の個数: 64

約数和(自身を含む): 48059901120

約数和(自身を除く): 29402879928

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 307, 444, 614, 888, 921, 1228, 1842, 2456, 3684, 7368, 11359, 22718, 34077, 45436, 68154, 68437, 90872, 136308, 136874, 205311, 272616, 273748, 410622, 547496, 821244, 1642488, 2532169, 5064338, 7596507, 10128676, 15193014, 20257352, 21010159, 30386028, 42020318, 60772056, 63030477, 84040636, 126060954, 168081272, 252121908, 504243816, 777375883, 1554751766, 2332127649, 3109503532, 4664255298, 6219007064, 9328510596, 18657021192]

約数ペア:

[(1, 18657021192), (2, 9328510596), (3, 6219007064), (4, 4664255298), (6, 3109503532), (8, 2332127649), (12, 1554751766), (24, 777375883), (37, 504243816), (74, 252121908), (111, 168081272), (148, 126060954), (222, 84040636), (296, 63030477), (307, 60772056), (444, 42020318), (614, 30386028), (888, 21010159), (921, 20257352), (1228, 15193014), (1842, 10128676), (2456, 7596507), (3684, 5064338), (7368, 2532169), (11359, 1642488), (22718, 821244), (34077, 547496), (45436, 410622), (68154, 273748), (68437, 272616), (90872, 205311), (136308, 136874)]