19822594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{2203}}^1$

素因数の和:2625

約数の個数: 16

約数和(自身を含む): 32531040

約数和(自身を除く): 12708446

約数列:

[1, 2, 11, 22, 409, 818, 2203, 4406, 4499, 8998, 24233, 48466, 901027, 1802054, 9911297, 19822594]

約数ペア:

[(1, 19822594), (2, 9911297), (11, 1802054), (22, 901027), (409, 48466), (818, 24233), (2203, 8998), (4406, 4499)]