133765904

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{20441}}^1$

素因数の和:20858

約数の個数: 20

約数和(自身を含む): 259817820

約数和(自身を除く): 126051916

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 20441, 40882, 81764, 163528, 327056, 8360369, 16720738, 33441476, 66882952, 133765904]

約数ペア:

[(1, 133765904), (2, 66882952), (4, 33441476), (8, 16720738), (16, 8360369), (409, 327056), (818, 163528), (1636, 81764), (3272, 40882), (6544, 20441)]