206516548

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{20431}}^1$

素因数の和:20480

約数の個数: 36

約数和(自身を含む): 435937152

約数和(自身を除く): 229420604

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 2527, 5054, 10108, 20431, 40862, 81724, 143017, 286034, 388189, 572068, 776378, 1552756, 2717323, 5434646, 7375591, 10869292, 14751182, 29502364, 51629137, 103258274, 206516548]

約数ペア:

[(1, 206516548), (2, 103258274), (4, 51629137), (7, 29502364), (14, 14751182), (19, 10869292), (28, 7375591), (38, 5434646), (76, 2717323), (133, 1552756), (266, 776378), (361, 572068), (532, 388189), (722, 286034), (1444, 143017), (2527, 81724), (5054, 40862), (10108, 20431)]