201561488

素因数分解:

$2^4\times {\mathrm{449}}^1\times {\mathrm{28057}}^1$

素因数の和:28514

約数の個数: 20

約数和(自身を含む): 391409100

約数和(自身を除く): 189847612

約数列:

[1, 2, 4, 8, 16, 449, 898, 1796, 3592, 7184, 28057, 56114, 112228, 224456, 448912, 12597593, 25195186, 50390372, 100780744, 201561488]

約数ペア:

[(1, 201561488), (2, 100780744), (4, 50390372), (8, 25195186), (16, 12597593), (449, 448912), (898, 224456), (1796, 112228), (3592, 56114), (7184, 28057)]