1990457864

素因数分解:

$2^3\times {\mathrm{4391}}^1\times {\mathrm{56663}}^1$

素因数の和:61060

約数の個数: 16

約数和(自身を含む): 3733024320

約数和(自身を除く): 1742566456

約数列:

[1, 2, 4, 8, 4391, 8782, 17564, 35128, 56663, 113326, 226652, 453304, 248807233, 497614466, 995228932, 1990457864]

約数ペア:

[(1, 1990457864), (2, 995228932), (4, 497614466), (8, 248807233), (4391, 453304), (8782, 226652), (17564, 113326), (35128, 56663)]