205991918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{17903}}^1$

素因数の和:18439

約数の個数: 16

約数和(自身を含む): 337741056

約数和(自身を除く): 131749138

約数列:

[1, 2, 11, 22, 523, 1046, 5753, 11506, 17903, 35806, 196933, 393866, 9363269, 18726538, 102995959, 205991918]

約数ペア:

[(1, 205991918), (2, 102995959), (11, 18726538), (22, 9363269), (523, 393866), (1046, 196933), (5753, 35806), (11506, 17903)]