20059785

素因数分解:

$3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1069}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 35952000

約数和(自身を除く): 15892215

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139, 417, 695, 1069, 1251, 2085, 3207, 3753, 5345, 6255, 9621, 16035, 18765, 28863, 48105, 144315, 148591, 445773, 742955, 1337319, 2228865, 4011957, 6686595, 20059785]

約数ペア:

[(1, 20059785), (3, 6686595), (5, 4011957), (9, 2228865), (15, 1337319), (27, 742955), (45, 445773), (135, 148591), (139, 144315), (417, 48105), (695, 28863), (1069, 18765), (1251, 16035), (2085, 9621), (3207, 6255), (3753, 5345)]