17681313208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1759}}^1\times {\mathrm{5087}}^1$

素因数の和:6884

約数の個数: 64

約数和(自身を含む): 37610496000

約数和(自身を除く): 19929182792

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1759, 1976, 3518, 5087, 7036, 10174, 14072, 20348, 22867, 33421, 40696, 45734, 66131, 66842, 91468, 96653, 132262, 133684, 182936, 193306, 264524, 267368, 386612, 434473, 529048, 773224, 868946, 1256489, 1737892, 2512978, 3475784, 5025956, 8948033, 10051912, 17896066, 35792132, 71584264, 116324429, 170012627, 232648858, 340025254, 465297716, 680050508, 930595432, 1360101016, 2210164151, 4420328302, 8840656604, 17681313208]

約数ペア:

[(1, 17681313208), (2, 8840656604), (4, 4420328302), (8, 2210164151), (13, 1360101016), (19, 930595432), (26, 680050508), (38, 465297716), (52, 340025254), (76, 232648858), (104, 170012627), (152, 116324429), (247, 71584264), (494, 35792132), (988, 17896066), (1759, 10051912), (1976, 8948033), (3518, 5025956), (5087, 3475784), (7036, 2512978), (10174, 1737892), (14072, 1256489), (20348, 868946), (22867, 773224), (33421, 529048), (40696, 434473), (45734, 386612), (66131, 267368), (66842, 264524), (91468, 193306), (96653, 182936), (132262, 133684)]