19512746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{4457}}^1$

素因数の和:4669

約数の個数: 16

約数和(自身を含む): 32097600

約数和(自身を除く): 12584854

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 4457, 8914, 49027, 98054, 886943, 1773886, 9756373, 19512746]

約数ペア:

[(1, 19512746), (2, 9756373), (11, 1773886), (22, 886943), (199, 98054), (398, 49027), (2189, 8914), (4378, 4457)]