20138025729

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{2042189}}^1$

素因数の和:2042384

約数の個数: 16

約数和(自身を含む): 28427284800

約数和(自身を除く): 8289259071

約数列:

[1, 3, 19, 57, 173, 519, 3287, 9861, 2042189, 6126567, 38801591, 116404773, 353298697, 1059896091, 6712675243, 20138025729]

約数ペア:

[(1, 20138025729), (3, 6712675243), (19, 1059896091), (57, 353298697), (173, 116404773), (519, 38801591), (3287, 6126567), (9861, 2042189)]