20172872716

素因数分解:

$2^2\times {\mathrm{2081}}^1\times {\mathrm{2423459}}^1$

素因数の和:2425544

約数の個数: 12

約数和(自身を含む): 35319506040

約数和(自身を除く): 15146633324

約数列:

[1, 2, 4, 2081, 4162, 8324, 2423459, 4846918, 9693836, 5043218179, 10086436358, 20172872716]

約数ペア:

[(1, 20172872716), (2, 10086436358), (4, 5043218179), (2081, 9693836), (4162, 4846918), (8324, 2423459)]