20161257224

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{18130627}}^1$

素因数の和:18130772

約数の個数: 16

約数和(自身を含む): 38074318800

約数和(自身を除く): 17913061576

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 18130627, 36261254, 72522508, 145045016, 2520157153, 5040314306, 10080628612, 20161257224]

約数ペア:

[(1, 20161257224), (2, 10080628612), (4, 5040314306), (8, 2520157153), (139, 145045016), (278, 72522508), (556, 36261254), (1112, 18130627)]