20123408571

素因数分解:

$3^1\times 7^1\times {\mathrm{11863}}^1\times {\mathrm{80777}}^1$

素因数の和:92650

約数の個数: 16

約数和(自身を含む): 30667206144

約数和(自身を除く): 10543797573

約数列:

[1, 3, 7, 21, 11863, 35589, 80777, 83041, 242331, 249123, 565439, 1696317, 958257551, 2874772653, 6707802857, 20123408571]

約数ペア:

[(1, 20123408571), (3, 6707802857), (7, 2874772653), (21, 958257551), (11863, 1696317), (35589, 565439), (80777, 249123), (83041, 242331)]