20138025687

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1\times {\mathrm{321319}}^1$

素因数の和:322942

約数の個数: 16

約数和(自身を含む): 28934223360

約数和(自身を除く): 8796197673

約数列:

[1, 3, 13, 39, 1607, 4821, 20891, 62673, 321319, 963957, 4177147, 12531441, 516359633, 1549078899, 6712675229, 20138025687]

約数ペア:

[(1, 20138025687), (3, 6712675229), (13, 1549078899), (39, 516359633), (1607, 12531441), (4821, 4177147), (20891, 963957), (62673, 321319)]