20512890827

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{260339}}^1$

素因数の和:260411

約数の個数: 32

約数和(自身を含む): 26242272000

約数和(自身を除く): 5729381173

約数列:

[1, 11, 13, 19, 29, 143, 209, 247, 319, 377, 551, 2717, 4147, 6061, 7163, 78793, 260339, 2863729, 3384407, 4946441, 7549831, 37228477, 54410851, 64303733, 83048141, 98147803, 143446789, 707341063, 1079625833, 1577914679, 1864808257, 20512890827]

約数ペア:

[(1, 20512890827), (11, 1864808257), (13, 1577914679), (19, 1079625833), (29, 707341063), (143, 143446789), (209, 98147803), (247, 83048141), (319, 64303733), (377, 54410851), (551, 37228477), (2717, 7549831), (4147, 4946441), (6061, 3384407), (7163, 2863729), (78793, 260339)]