20063859

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1997}}^1$

素因数の和:2214

約数の個数: 16

約数和(自身を含む): 28483488

約数和(自身を除く): 8419629

約数列:

[1, 3, 17, 51, 197, 591, 1997, 3349, 5991, 10047, 33949, 101847, 393409, 1180227, 6687953, 20063859]

約数ペア:

[(1, 20063859), (3, 6687953), (17, 1180227), (51, 393409), (197, 101847), (591, 33949), (1997, 10047), (3349, 5991)]