18915094

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{1723}}^1$

素因数の和:2235

約数の個数: 16

約数和(自身を含む): 31032000

約数和(自身を除く): 12116906

約数列:

[1, 2, 11, 22, 499, 998, 1723, 3446, 5489, 10978, 18953, 37906, 859777, 1719554, 9457547, 18915094]

約数ペア:

[(1, 18915094), (2, 9457547), (11, 1719554), (22, 859777), (499, 37906), (998, 18953), (1723, 10978), (3446, 5489)]