20192517748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{475297}}^1$

素因数の和:475376

約数の個数: 48

約数和(自身を含む): 40989699520

約数和(自身を除く): 20797181772

約数列:

[1, 2, 4, 13, 19, 26, 38, 43, 52, 76, 86, 172, 247, 494, 559, 817, 988, 1118, 1634, 2236, 3268, 10621, 21242, 42484, 475297, 950594, 1901188, 6178861, 9030643, 12357722, 18061286, 20437771, 24715444, 36122572, 40875542, 81751084, 117398359, 234796718, 265691023, 388317649, 469593436, 531382046, 776635298, 1062764092, 1553270596, 5048129437, 10096258874, 20192517748]

約数ペア:

[(1, 20192517748), (2, 10096258874), (4, 5048129437), (13, 1553270596), (19, 1062764092), (26, 776635298), (38, 531382046), (43, 469593436), (52, 388317649), (76, 265691023), (86, 234796718), (172, 117398359), (247, 81751084), (494, 40875542), (559, 36122572), (817, 24715444), (988, 20437771), (1118, 18061286), (1634, 12357722), (2236, 9030643), (3268, 6178861), (10621, 1901188), (21242, 950594), (42484, 475297)]