20508446

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{35729}}^1$

素因数の和:35779

約数の個数: 16

約数和(自身を含む): 36015840

約数和(自身を除く): 15507394

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 35729, 71458, 250103, 500206, 1464889, 2929778, 10254223, 20508446]

約数ペア:

[(1, 20508446), (2, 10254223), (7, 2929778), (14, 1464889), (41, 500206), (82, 250103), (287, 71458), (574, 35729)]