20348057817

素因数分解:

$3^3\times {\mathrm{157433}}^1\times {\mathrm{4787}}^1$

素因数の和:162229

約数の個数: 16

約数和(自身を含む): 30151759680

約数和(自身を除く): 9803701863

約数列:

[1, 3, 9, 27, 4787, 14361, 43083, 129249, 157433, 472299, 1416897, 4250691, 753631771, 2260895313, 6782685939, 20348057817]

約数ペア:

[(1, 20348057817), (3, 6782685939), (9, 2260895313), (27, 753631771), (4787, 4250691), (14361, 1416897), (43083, 472299), (129249, 157433)]