18299176

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 41287680

約数和(自身を除く): 22988504

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 83, 124, 127, 166, 217, 248, 254, 332, 434, 508, 581, 664, 868, 889, 1016, 1162, 1736, 1778, 2324, 2573, 3556, 3937, 4648, 5146, 7112, 7874, 10292, 10541, 15748, 18011, 20584, 21082, 27559, 31496, 36022, 42164, 55118, 72044, 73787, 84328, 110236, 144088, 147574, 220472, 295148, 326771, 590296, 653542, 1307084, 2287397, 2614168, 4574794, 9149588, 18299176]

約数ペア:

[(1, 18299176), (2, 9149588), (4, 4574794), (7, 2614168), (8, 2287397), (14, 1307084), (28, 653542), (31, 590296), (56, 326771), (62, 295148), (83, 220472), (124, 147574), (127, 144088), (166, 110236), (217, 84328), (248, 73787), (254, 72044), (332, 55118), (434, 42164), (508, 36022), (581, 31496), (664, 27559), (868, 21082), (889, 20584), (1016, 18011), (1162, 15748), (1736, 10541), (1778, 10292), (2324, 7874), (2573, 7112), (3556, 5146), (3937, 4648)]