2018367889144

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{293}}^1\times {\mathrm{311}}^1\times {\mathrm{19919}}^1$

素因数の和:20668

約数の個数: 64

約数和(自身を含む): 3837165696000

約数和(自身を除く): 1818797806856

約数列:

[1, 2, 4, 8, 139, 278, 293, 311, 556, 586, 622, 1112, 1172, 1244, 2344, 2488, 19919, 39838, 40727, 43229, 79676, 81454, 86458, 91123, 159352, 162908, 172916, 182246, 325816, 345832, 364492, 728984, 2768741, 5537482, 5836267, 6194809, 11074964, 11672534, 12389618, 12666097, 22149928, 23345068, 24779236, 25332194, 46690136, 49558472, 50664388, 101328776, 811241113, 861078451, 1622482226, 1722156902, 1815079037, 3244964452, 3444313804, 3630158074, 6489928904, 6888627608, 7260316148, 14520632296, 252295986143, 504591972286, 1009183944572, 2018367889144]

約数ペア:

[(1, 2018367889144), (2, 1009183944572), (4, 504591972286), (8, 252295986143), (139, 14520632296), (278, 7260316148), (293, 6888627608), (311, 6489928904), (556, 3630158074), (586, 3444313804), (622, 3244964452), (1112, 1815079037), (1172, 1722156902), (1244, 1622482226), (2344, 861078451), (2488, 811241113), (19919, 101328776), (39838, 50664388), (40727, 49558472), (43229, 46690136), (79676, 25332194), (81454, 24779236), (86458, 23345068), (91123, 22149928), (159352, 12666097), (162908, 12389618), (172916, 11672534), (182246, 11074964), (325816, 6194809), (345832, 5836267), (364492, 5537482), (728984, 2768741)]