20204787249

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{31271}}^1$

素因数の和:31438

約数の個数: 48

約数和(自身を含む): 31963486464

約数和(自身を除く): 11758699215

約数列:

[1, 3, 9, 17, 41, 51, 103, 123, 153, 309, 369, 697, 927, 1751, 2091, 4223, 5253, 6273, 12669, 15759, 31271, 38007, 71791, 93813, 215373, 281439, 531607, 646119, 1282111, 1594821, 3220913, 3846333, 4784463, 9662739, 11538999, 21795887, 28988217, 54755521, 65387661, 132057433, 164266563, 196162983, 396172299, 492799689, 1188516897, 2244976361, 6734929083, 20204787249]

約数ペア:

[(1, 20204787249), (3, 6734929083), (9, 2244976361), (17, 1188516897), (41, 492799689), (51, 396172299), (103, 196162983), (123, 164266563), (153, 132057433), (309, 65387661), (369, 54755521), (697, 28988217), (927, 21795887), (1751, 11538999), (2091, 9662739), (4223, 4784463), (5253, 3846333), (6273, 3220913), (12669, 1594821), (15759, 1282111), (31271, 646119), (38007, 531607), (71791, 281439), (93813, 215373)]