18589010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{168991}}^1$

素因数の和:169009

約数の個数: 16

約数和(自身を含む): 36502272

約数和(自身を除く): 17913262

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 168991, 337982, 844955, 1689910, 1858901, 3717802, 9294505, 18589010]

約数ペア:

[(1, 18589010), (2, 9294505), (5, 3717802), (10, 1858901), (11, 1689910), (22, 844955), (55, 337982), (110, 168991)]