20803286

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{17903}}^1$

素因数の和:17995

約数の個数: 16

約数和(自身を含む): 36094464

約数和(自身を除く): 15291178

約数列:

[1, 2, 7, 14, 83, 166, 581, 1162, 17903, 35806, 125321, 250642, 1485949, 2971898, 10401643, 20803286]

約数ペア:

[(1, 20803286), (2, 10401643), (7, 2971898), (14, 1485949), (83, 250642), (166, 125321), (581, 35806), (1162, 17903)]