20120884091

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6076981}}^1$

素因数の和:6077042

約数の個数: 16

約数和(自身を含む): 25669171968

約数和(自身を除く): 5548287877

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 6076981, 42538867, 66846791, 261310183, 467927537, 1829171281, 2874412013, 20120884091]

約数ペア:

[(1, 20120884091), (7, 2874412013), (11, 1829171281), (43, 467927537), (77, 261310183), (301, 66846791), (473, 42538867), (3311, 6076981)]