20674192

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 50746752

約数和(自身を除く): 30072560

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 97, 112, 154, 173, 176, 194, 308, 346, 388, 616, 679, 692, 776, 1067, 1211, 1232, 1358, 1384, 1552, 1903, 2134, 2422, 2716, 2768, 3806, 4268, 4844, 5432, 7469, 7612, 8536, 9688, 10864, 13321, 14938, 15224, 16781, 17072, 19376, 26642, 29876, 30448, 33562, 53284, 59752, 67124, 106568, 117467, 119504, 134248, 184591, 213136, 234934, 268496, 369182, 469868, 738364, 939736, 1292137, 1476728, 1879472, 2584274, 2953456, 5168548, 10337096, 20674192]

約数ペア:

[(1, 20674192), (2, 10337096), (4, 5168548), (7, 2953456), (8, 2584274), (11, 1879472), (14, 1476728), (16, 1292137), (22, 939736), (28, 738364), (44, 469868), (56, 369182), (77, 268496), (88, 234934), (97, 213136), (112, 184591), (154, 134248), (173, 119504), (176, 117467), (194, 106568), (308, 67124), (346, 59752), (388, 53284), (616, 33562), (679, 30448), (692, 29876), (776, 26642), (1067, 19376), (1211, 17072), (1232, 16781), (1358, 15224), (1384, 14938), (1552, 13321), (1903, 10864), (2134, 9688), (2422, 8536), (2716, 7612), (2768, 7469), (3806, 5432), (4268, 4844)]