20667048903

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{135078751}}^1$

素因数の和:135078774

約数の個数: 12

約数和(自身を含む): 31608427968

約数和(自身を除く): 10941379065

約数列:

[1, 3, 9, 17, 51, 153, 135078751, 405236253, 1215708759, 2296338767, 6889016301, 20667048903]

約数ペア:

[(1, 20667048903), (3, 6889016301), (9, 2296338767), (17, 1215708759), (51, 405236253), (153, 135078751)]