20173577468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2920321}}^1$

素因数の和:2920493

約数の個数: 24

約数和(自身を含む): 38758513584

約数和(自身を除く): 18584936116

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 2920321, 5840642, 11681284, 32123531, 64247062, 128494124, 458490397, 916980794, 1833961588, 5043394367, 10086788734, 20173577468]

約数ペア:

[(1, 20173577468), (2, 10086788734), (4, 5043394367), (11, 1833961588), (22, 916980794), (44, 458490397), (157, 128494124), (314, 64247062), (628, 32123531), (1727, 11681284), (3454, 5840642), (6908, 2920321)]