17981452

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1321}}^1$

素因数の和:1449

約数の個数: 24

約数和(自身を含む): 32648112

約数和(自身を除く): 14666660

約数列:

[1, 2, 4, 41, 82, 83, 164, 166, 332, 1321, 2642, 3403, 5284, 6806, 13612, 54161, 108322, 109643, 216644, 219286, 438572, 4495363, 8990726, 17981452]

約数ペア:

[(1, 17981452), (2, 8990726), (4, 4495363), (41, 438572), (82, 219286), (83, 216644), (164, 109643), (166, 108322), (332, 54161), (1321, 13612), (2642, 6806), (3403, 5284)]