20139260817

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{13751}}^1$

素因数の和:13878

約数の個数: 48

約数和(自身を含む): 31286570112

約数和(自身を除く): 11147309295

約数列:

[1, 3, 13, 17, 39, 47, 51, 141, 221, 611, 663, 799, 1833, 2209, 2397, 6627, 10387, 13751, 28717, 31161, 37553, 41253, 86151, 112659, 178763, 233767, 488189, 536289, 646297, 701301, 1464567, 1938891, 3038971, 8401861, 9116913, 10987049, 25205583, 30375959, 32961147, 91127877, 142831637, 394887467, 428494911, 516391303, 1184662401, 1549173909, 6713086939, 20139260817]

約数ペア:

[(1, 20139260817), (3, 6713086939), (13, 1549173909), (17, 1184662401), (39, 516391303), (47, 428494911), (51, 394887467), (141, 142831637), (221, 91127877), (611, 32961147), (663, 30375959), (799, 25205583), (1833, 10987049), (2209, 9116913), (2397, 8401861), (6627, 3038971), (10387, 1938891), (13751, 1464567), (28717, 701301), (31161, 646297), (37553, 536289), (41253, 488189), (86151, 233767), (112659, 178763)]