20939652

素因数分解:

$2^2\times 3^2\times {\mathrm{581657}}^1$

素因数の和:581667

約数の個数: 18

約数和(自身を含む): 52930878

約数和(自身を除く): 31991226

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 581657, 1163314, 1744971, 2326628, 3489942, 5234913, 6979884, 10469826, 20939652]

約数ペア:

[(1, 20939652), (2, 10469826), (3, 6979884), (4, 5234913), (6, 3489942), (9, 2326628), (12, 1744971), (18, 1163314), (36, 581657)]