19743966

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{773}}^1$

素因数の和:838

約数の個数: 64

約数和(自身を含む): 49040640

約数和(自身を除く): 29296674

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 43, 54, 66, 86, 99, 129, 198, 258, 297, 387, 473, 594, 773, 774, 946, 1161, 1419, 1546, 2319, 2322, 2838, 4257, 4638, 6957, 8503, 8514, 12771, 13914, 17006, 20871, 25509, 25542, 33239, 41742, 51018, 66478, 76527, 99717, 153054, 199434, 229581, 299151, 365629, 459162, 598302, 731258, 897453, 1096887, 1794906, 2193774, 3290661, 6581322, 9871983, 19743966]

約数ペア:

[(1, 19743966), (2, 9871983), (3, 6581322), (6, 3290661), (9, 2193774), (11, 1794906), (18, 1096887), (22, 897453), (27, 731258), (33, 598302), (43, 459162), (54, 365629), (66, 299151), (86, 229581), (99, 199434), (129, 153054), (198, 99717), (258, 76527), (297, 66478), (387, 51018), (473, 41742), (594, 33239), (773, 25542), (774, 25509), (946, 20871), (1161, 17006), (1419, 13914), (1546, 12771), (2319, 8514), (2322, 8503), (2838, 6957), (4257, 4638)]