1902991442

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{7863601}}^1$

素因数の和:7863625

約数の個数: 12

約数和(自身を含む): 3137577198

約数和(自身を除く): 1234585756

約数列:

[1, 2, 11, 22, 121, 242, 7863601, 15727202, 86499611, 172999222, 951495721, 1902991442]

約数ペア:

[(1, 1902991442), (2, 951495721), (11, 172999222), (22, 86499611), (121, 15727202), (242, 7863601)]