20887934

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{1823}}^1$

素因数の和:2179

約数の個数: 16

約数和(自身を含む): 33291648

約数和(自身を除く): 12403714

約数列:

[1, 2, 17, 34, 337, 674, 1823, 3646, 5729, 11458, 30991, 61982, 614351, 1228702, 10443967, 20887934]

約数ペア:

[(1, 20887934), (2, 10443967), (17, 1228702), (34, 614351), (337, 61982), (674, 30991), (1823, 11458), (3646, 5729)]