16400656

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1087}}^1$

素因数の和:1159

約数の個数: 40

約数和(自身を含む): 33997824

約数和(自身を除く): 17597168

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 82, 92, 164, 184, 328, 368, 656, 943, 1087, 1886, 2174, 3772, 4348, 7544, 8696, 15088, 17392, 25001, 44567, 50002, 89134, 100004, 178268, 200008, 356536, 400016, 713072, 1025041, 2050082, 4100164, 8200328, 16400656]

約数ペア:

[(1, 16400656), (2, 8200328), (4, 4100164), (8, 2050082), (16, 1025041), (23, 713072), (41, 400016), (46, 356536), (82, 200008), (92, 178268), (164, 100004), (184, 89134), (328, 50002), (368, 44567), (656, 25001), (943, 17392), (1087, 15088), (1886, 8696), (2174, 7544), (3772, 4348)]