208996964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{23869}}^1$

素因数の和:24083

約数の個数: 24

約数和(自身を含む): 401016000

約数和(自身を除く): 192019036

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 2189, 4378, 8756, 23869, 47738, 95476, 262559, 525118, 1050236, 4749931, 9499862, 18999724, 52249241, 104498482, 208996964]

約数ペア:

[(1, 208996964), (2, 104498482), (4, 52249241), (11, 18999724), (22, 9499862), (44, 4749931), (199, 1050236), (398, 525118), (796, 262559), (2189, 95476), (4378, 47738), (8756, 23869)]