1279739668

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{18819701}}^1$

素因数の和:18819722

約数の個数: 12

約数和(自身を含む): 2371282452

約数和(自身を除く): 1091542784

約数列:

[1, 2, 4, 17, 34, 68, 18819701, 37639402, 75278804, 319934917, 639869834, 1279739668]

約数ペア:

[(1, 1279739668), (2, 639869834), (4, 319934917), (17, 75278804), (34, 37639402), (68, 18819701)]