20794032

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{421}}^1$

素因数の和:456

約数の個数: 120

約数和(自身を含む): 68026400

約数和(自身を除く): 47232368

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 343, 392, 421, 441, 504, 588, 686, 784, 842, 882, 1008, 1029, 1176, 1263, 1372, 1684, 1764, 2058, 2352, 2526, 2744, 2947, 3087, 3368, 3528, 3789, 4116, 5052, 5488, 5894, 6174, 6736, 7056, 7578, 8232, 8841, 10104, 11788, 12348, 15156, 16464, 17682, 20208, 20629, 23576, 24696, 26523, 30312, 35364, 41258, 47152, 49392, 53046, 60624, 61887, 70728, 82516, 106092, 123774, 141456, 144403, 165032, 185661, 212184, 247548, 288806, 330064, 371322, 424368, 433209, 495096, 577612, 742644, 866418, 990192, 1155224, 1299627, 1485288, 1732836, 2310448, 2599254, 2970576, 3465672, 5198508, 6931344, 10397016, 20794032]

約数ペア:

[(1, 20794032), (2, 10397016), (3, 6931344), (4, 5198508), (6, 3465672), (7, 2970576), (8, 2599254), (9, 2310448), (12, 1732836), (14, 1485288), (16, 1299627), (18, 1155224), (21, 990192), (24, 866418), (28, 742644), (36, 577612), (42, 495096), (48, 433209), (49, 424368), (56, 371322), (63, 330064), (72, 288806), (84, 247548), (98, 212184), (112, 185661), (126, 165032), (144, 144403), (147, 141456), (168, 123774), (196, 106092), (252, 82516), (294, 70728), (336, 61887), (343, 60624), (392, 53046), (421, 49392), (441, 47152), (504, 41258), (588, 35364), (686, 30312), (784, 26523), (842, 24696), (882, 23576), (1008, 20629), (1029, 20208), (1176, 17682), (1263, 16464), (1372, 15156), (1684, 12348), (1764, 11788), (2058, 10104), (2352, 8841), (2526, 8232), (2744, 7578), (2947, 7056), (3087, 6736), (3368, 6174), (3528, 5894), (3789, 5488), (4116, 5052)]