20393802

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 56448000

約数和(自身を除く): 36054198

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 19, 22, 26, 27, 33, 38, 39, 54, 57, 66, 78, 99, 114, 117, 139, 143, 171, 198, 209, 234, 247, 278, 286, 297, 342, 351, 417, 418, 429, 494, 513, 594, 627, 702, 741, 834, 858, 1026, 1251, 1254, 1287, 1482, 1529, 1807, 1881, 2223, 2502, 2574, 2641, 2717, 3058, 3614, 3753, 3762, 3861, 4446, 4587, 5282, 5421, 5434, 5643, 6669, 7506, 7722, 7923, 8151, 9174, 10842, 11286, 13338, 13761, 15846, 16263, 16302, 19877, 23769, 24453, 27522, 29051, 32526, 34333, 39754, 41283, 47538, 48789, 48906, 58102, 59631, 68666, 71307, 73359, 82566, 87153, 97578, 102999, 119262, 142614, 146718, 174306, 178893, 205998, 261459, 308997, 357786, 377663, 522918, 536679, 617994, 755326, 784377, 926991, 1073358, 1132989, 1568754, 1853982, 2265978, 3398967, 6797934, 10196901, 20393802]

約数ペア:

[(1, 20393802), (2, 10196901), (3, 6797934), (6, 3398967), (9, 2265978), (11, 1853982), (13, 1568754), (18, 1132989), (19, 1073358), (22, 926991), (26, 784377), (27, 755326), (33, 617994), (38, 536679), (39, 522918), (54, 377663), (57, 357786), (66, 308997), (78, 261459), (99, 205998), (114, 178893), (117, 174306), (139, 146718), (143, 142614), (171, 119262), (198, 102999), (209, 97578), (234, 87153), (247, 82566), (278, 73359), (286, 71307), (297, 68666), (342, 59631), (351, 58102), (417, 48906), (418, 48789), (429, 47538), (494, 41283), (513, 39754), (594, 34333), (627, 32526), (702, 29051), (741, 27522), (834, 24453), (858, 23769), (1026, 19877), (1251, 16302), (1254, 16263), (1287, 15846), (1482, 13761), (1529, 13338), (1807, 11286), (1881, 10842), (2223, 9174), (2502, 8151), (2574, 7923), (2641, 7722), (2717, 7506), (3058, 6669), (3614, 5643), (3753, 5434), (3762, 5421), (3861, 5282), (4446, 4587)]