218225788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{24923}}^1$

素因数の和:25137

約数の個数: 24

約数和(自身を含む): 418723200

約数和(自身を除く): 200497412

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 2189, 4378, 8756, 24923, 49846, 99692, 274153, 548306, 1096612, 4959677, 9919354, 19838708, 54556447, 109112894, 218225788]

約数ペア:

[(1, 218225788), (2, 109112894), (4, 54556447), (11, 19838708), (22, 9919354), (44, 4959677), (199, 1096612), (398, 548306), (796, 274153), (2189, 99692), (4378, 49846), (8756, 24923)]