67840412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{20759}}^1$

素因数の和:20825

約数の個数: 24

約数和(自身を含む): 127881600

約数和(自身を除く): 60041188

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 20759, 41518, 83036, 394421, 788842, 892637, 1577684, 1785274, 3570548, 16960103, 33920206, 67840412]

約数ペア:

[(1, 67840412), (2, 33920206), (4, 16960103), (19, 3570548), (38, 1785274), (43, 1577684), (76, 892637), (86, 788842), (172, 394421), (817, 83036), (1634, 41518), (3268, 20759)]