20860848

素因数分解:

$2^4\times 3^3\times {\mathrm{43}}^1\times {\mathrm{1123}}^1$

素因数の和:1183

約数の個数: 80

約数和(自身を含む): 61325440

約数和(自身を除く): 40464592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 86, 108, 129, 144, 172, 216, 258, 344, 387, 432, 516, 688, 774, 1032, 1123, 1161, 1548, 2064, 2246, 2322, 3096, 3369, 4492, 4644, 6192, 6738, 8984, 9288, 10107, 13476, 17968, 18576, 20214, 26952, 30321, 40428, 48289, 53904, 60642, 80856, 96578, 121284, 144867, 161712, 193156, 242568, 289734, 386312, 434601, 485136, 579468, 772624, 869202, 1158936, 1303803, 1738404, 2317872, 2607606, 3476808, 5215212, 6953616, 10430424, 20860848]

約数ペア:

[(1, 20860848), (2, 10430424), (3, 6953616), (4, 5215212), (6, 3476808), (8, 2607606), (9, 2317872), (12, 1738404), (16, 1303803), (18, 1158936), (24, 869202), (27, 772624), (36, 579468), (43, 485136), (48, 434601), (54, 386312), (72, 289734), (86, 242568), (108, 193156), (129, 161712), (144, 144867), (172, 121284), (216, 96578), (258, 80856), (344, 60642), (387, 53904), (432, 48289), (516, 40428), (688, 30321), (774, 26952), (1032, 20214), (1123, 18576), (1161, 17968), (1548, 13476), (2064, 10107), (2246, 9288), (2322, 8984), (3096, 6738), (3369, 6192), (4492, 4644)]