20782674

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2441}}^1$

素因数の和:2503

約数の個数: 48

約数和(自身を含む): 50285664

約数和(自身を除く): 29502990

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 43, 66, 86, 99, 129, 198, 258, 387, 473, 774, 946, 1419, 2441, 2838, 4257, 4882, 7323, 8514, 14646, 21969, 26851, 43938, 53702, 80553, 104963, 161106, 209926, 241659, 314889, 483318, 629778, 944667, 1154593, 1889334, 2309186, 3463779, 6927558, 10391337, 20782674]

約数ペア:

[(1, 20782674), (2, 10391337), (3, 6927558), (6, 3463779), (9, 2309186), (11, 1889334), (18, 1154593), (22, 944667), (33, 629778), (43, 483318), (66, 314889), (86, 241659), (99, 209926), (129, 161106), (198, 104963), (258, 80553), (387, 53702), (473, 43938), (774, 26851), (946, 21969), (1419, 14646), (2441, 8514), (2838, 7323), (4257, 4882)]