200918882

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{421}}^1\times {\mathrm{661}}^1$

素因数の和:1122

約数の個数: 24

約数和(自身を含む): 319313052

約数和(自身を除く): 118394170

約数列:

[1, 2, 19, 38, 361, 421, 661, 722, 842, 1322, 7999, 12559, 15998, 25118, 151981, 238621, 278281, 303962, 477242, 556562, 5287339, 10574678, 100459441, 200918882]

約数ペア:

[(1, 200918882), (2, 100459441), (19, 10574678), (38, 5287339), (361, 556562), (421, 477242), (661, 303962), (722, 278281), (842, 238621), (1322, 151981), (7999, 25118), (12559, 15998)]