20149503933

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{157181}}^1$

素因数の和:157389

約数の個数: 32

約数和(自身を含む): 30631628160

約数和(自身を除く): 10482124227

約数列:

[1, 3, 13, 19, 39, 57, 173, 247, 519, 741, 2249, 3287, 6747, 9861, 42731, 128193, 157181, 471543, 2043353, 2986439, 6130059, 8959317, 27192313, 38823707, 81576939, 116471121, 353500069, 516653947, 1060500207, 1549961841, 6716501311, 20149503933]

約数ペア:

[(1, 20149503933), (3, 6716501311), (13, 1549961841), (19, 1060500207), (39, 516653947), (57, 353500069), (173, 116471121), (247, 81576939), (519, 38823707), (741, 27192313), (2249, 8959317), (3287, 6130059), (6747, 2986439), (9861, 2043353), (42731, 471543), (128193, 157181)]