18984922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 32405184

約数和(自身を除く): 13420262

約数列:

[1, 2, 11, 22, 37, 74, 83, 166, 281, 407, 562, 814, 913, 1826, 3071, 3091, 6142, 6182, 10397, 20794, 23323, 33781, 46646, 67562, 114367, 228734, 256553, 513106, 862951, 1725902, 9492461, 18984922]

約数ペア:

[(1, 18984922), (2, 9492461), (11, 1725902), (22, 862951), (37, 513106), (74, 256553), (83, 228734), (166, 114367), (281, 67562), (407, 46646), (562, 33781), (814, 23323), (913, 20794), (1826, 10397), (3071, 6182), (3091, 6142)]