219626066

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1\times {\mathrm{4999}}^1$

素因数の和:7009

約数の個数: 16

約数和(自身を含む): 359640000

約数和(自身を除く): 140013934

約数列:

[1, 2, 11, 22, 1997, 3994, 4999, 9998, 21967, 43934, 54989, 109978, 9983003, 19966006, 109813033, 219626066]

約数ペア:

[(1, 219626066), (2, 109813033), (11, 19966006), (22, 9983003), (1997, 109978), (3994, 54989), (4999, 43934), (9998, 21967)]