20508774

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 96

約数和(自身を含む): 50676192

約数和(自身を除く): 30167418

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 41, 53, 66, 78, 82, 106, 121, 123, 143, 159, 242, 246, 286, 318, 363, 429, 451, 533, 583, 689, 726, 858, 902, 1066, 1166, 1353, 1378, 1573, 1599, 1749, 2067, 2173, 2706, 3146, 3198, 3498, 4134, 4346, 4719, 4961, 5863, 6413, 6519, 7579, 9438, 9922, 11726, 12826, 13038, 14883, 15158, 17589, 19239, 22737, 23903, 28249, 29766, 35178, 38478, 45474, 47806, 56498, 64493, 71709, 83369, 84747, 128986, 143418, 166738, 169494, 193479, 250107, 262933, 310739, 386958, 500214, 525866, 621478, 788799, 932217, 1577598, 1864434, 3418129, 6836258, 10254387, 20508774]

約数ペア:

[(1, 20508774), (2, 10254387), (3, 6836258), (6, 3418129), (11, 1864434), (13, 1577598), (22, 932217), (26, 788799), (33, 621478), (39, 525866), (41, 500214), (53, 386958), (66, 310739), (78, 262933), (82, 250107), (106, 193479), (121, 169494), (123, 166738), (143, 143418), (159, 128986), (242, 84747), (246, 83369), (286, 71709), (318, 64493), (363, 56498), (429, 47806), (451, 45474), (533, 38478), (583, 35178), (689, 29766), (726, 28249), (858, 23903), (902, 22737), (1066, 19239), (1166, 17589), (1353, 15158), (1378, 14883), (1573, 13038), (1599, 12826), (1749, 11726), (2067, 9922), (2173, 9438), (2706, 7579), (3146, 6519), (3198, 6413), (3498, 5863), (4134, 4961), (4346, 4719)]