1620987284

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2517061}}^1$

素因数の和:2517095

約数の個数: 24

約数和(自身を含む): 3382931328

約数和(自身を除く): 1761944044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 2517061, 5034122, 10068244, 17619427, 35238854, 57892403, 70477708, 115784806, 231569612, 405246821, 810493642, 1620987284]

約数ペア:

[(1, 1620987284), (2, 810493642), (4, 405246821), (7, 231569612), (14, 115784806), (23, 70477708), (28, 57892403), (46, 35238854), (92, 17619427), (161, 10068244), (322, 5034122), (644, 2517061)]