20537516

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{719}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 37154880

約数和(自身を除く): 16617364

約数列:

[1, 2, 4, 37, 74, 148, 193, 386, 719, 772, 1438, 2876, 7141, 14282, 26603, 28564, 53206, 106412, 138767, 277534, 555068, 5134379, 10268758, 20537516]

約数ペア:

[(1, 20537516), (2, 10268758), (4, 5134379), (37, 555068), (74, 277534), (148, 138767), (193, 106412), (386, 53206), (719, 28564), (772, 26603), (1438, 14282), (2876, 7141)]