20803476537

素因数分解:

$3^3\times {\mathrm{431}}^1\times {\mathrm{1787701}}^1$

素因数の和:1788141

約数の個数: 16

約数和(自身を含む): 30891490560

約数和(自身を除く): 10088014023

約数列:

[1, 3, 9, 27, 431, 1293, 3879, 11637, 1787701, 5363103, 16089309, 48267927, 770499131, 2311497393, 6934492179, 20803476537]

約数ペア:

[(1, 20803476537), (3, 6934492179), (9, 2311497393), (27, 770499131), (431, 48267927), (1293, 16089309), (3879, 5363103), (11637, 1787701)]