19757818

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{2903}}^1$

素因数の和:3029

約数の個数: 16

約数和(自身を含む): 30735936

約数和(自身を除く): 10978118

約数列:

[1, 2, 41, 82, 83, 166, 2903, 3403, 5806, 6806, 119023, 238046, 240949, 481898, 9878909, 19757818]

約数ペア:

[(1, 19757818), (2, 9878909), (41, 481898), (82, 240949), (83, 238046), (166, 119023), (2903, 6806), (3403, 5806)]