20683817

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6247}}^1$

素因数の和:6308

約数の個数: 16

約数和(自身を含む): 26391552

約数和(自身を除く): 5707735

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 6247, 43729, 68717, 268621, 481019, 1880347, 2954831, 20683817]

約数ペア:

[(1, 20683817), (7, 2954831), (11, 1880347), (43, 481019), (77, 268621), (301, 68717), (473, 43729), (3311, 6247)]