18290286

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{127}}^2$

素因数の和:275

約数の個数: 60

約数和(自身を含む): 47210328

約数和(自身を除く): 28920042

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 127, 162, 189, 254, 378, 381, 567, 762, 889, 1134, 1143, 1778, 2286, 2667, 3429, 5334, 6858, 8001, 10287, 16002, 16129, 20574, 24003, 32258, 48006, 48387, 72009, 96774, 112903, 144018, 145161, 225806, 290322, 338709, 435483, 677418, 870966, 1016127, 1306449, 2032254, 2612898, 3048381, 6096762, 9145143, 18290286]

約数ペア:

[(1, 18290286), (2, 9145143), (3, 6096762), (6, 3048381), (7, 2612898), (9, 2032254), (14, 1306449), (18, 1016127), (21, 870966), (27, 677418), (42, 435483), (54, 338709), (63, 290322), (81, 225806), (126, 145161), (127, 144018), (162, 112903), (189, 96774), (254, 72009), (378, 48387), (381, 48006), (567, 32258), (762, 24003), (889, 20574), (1134, 16129), (1143, 16002), (1778, 10287), (2286, 8001), (2667, 6858), (3429, 5334)]