20426852

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{929}}^1$

素因数の和:1195

約数の個数: 24

約数和(自身を含む): 37497600

約数和(自身を除く): 17070748

約数列:

[1, 2, 4, 23, 46, 92, 239, 478, 929, 956, 1858, 3716, 5497, 10994, 21367, 21988, 42734, 85468, 222031, 444062, 888124, 5106713, 10213426, 20426852]

約数ペア:

[(1, 20426852), (2, 10213426), (4, 5106713), (23, 888124), (46, 444062), (92, 222031), (239, 85468), (478, 42734), (929, 21988), (956, 21367), (1858, 10994), (3716, 5497)]