205679984

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{558913}}^1$

素因数の和:558944

約数の個数: 20

約数和(自身を含む): 415832016

約数和(自身を除く): 210152032

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 558913, 1117826, 2235652, 4471304, 8942608, 12854999, 25709998, 51419996, 102839992, 205679984]

約数ペア:

[(1, 205679984), (2, 102839992), (4, 51419996), (8, 25709998), (16, 12854999), (23, 8942608), (46, 4471304), (92, 2235652), (184, 1117826), (368, 558913)]