16863638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{20717}}^1$

素因数の和:20767

約数の個数: 16

約数和(自身を含む): 28342224

約数和(自身を除く): 11478586

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 20717, 41434, 227887, 455774, 766529, 1533058, 8431819, 16863638]

約数ペア:

[(1, 16863638), (2, 8431819), (11, 1533058), (22, 766529), (37, 455774), (74, 227887), (407, 41434), (814, 20717)]