18178826

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{2671}}^1$

素因数の和:2797

約数の個数: 16

約数和(自身を含む): 28280448

約数和(自身を除く): 10101622

約数列:

[1, 2, 41, 82, 83, 166, 2671, 3403, 5342, 6806, 109511, 219022, 221693, 443386, 9089413, 18178826]

約数ペア:

[(1, 18178826), (2, 9089413), (41, 443386), (82, 221693), (83, 219022), (166, 109511), (2671, 6806), (3403, 5342)]