19085858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{23447}}^1$

素因数の和:23497

約数の個数: 16

約数和(自身を含む): 32076864

約数和(自身を除く): 12991006

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 23447, 46894, 257917, 515834, 867539, 1735078, 9542929, 19085858]

約数ペア:

[(1, 19085858), (2, 9542929), (11, 1735078), (22, 867539), (37, 515834), (74, 257917), (407, 46894), (814, 23447)]