19902858081

素因数分解:

$3^1\times {\mathrm{193}}^1\times {\mathrm{1933}}^1\times {\mathrm{17783}}^1$

素因数の和:19912

約数の個数: 16

約数和(自身を含む): 26689942656

約数和(自身を除く): 6787084575

約数列:

[1, 3, 193, 579, 1933, 5799, 17783, 53349, 373069, 1119207, 3432119, 10296357, 34374539, 103123617, 6634286027, 19902858081]

約数ペア:

[(1, 19902858081), (3, 6634286027), (193, 103123617), (579, 34374539), (1933, 10296357), (5799, 3432119), (17783, 1119207), (53349, 373069)]