20784150303

素因数分解:

$3^1\times 7^1\times {\mathrm{7853}}^1\times {\mathrm{126031}}^1$

素因数の和:133894

約数の個数: 16

約数和(自身を含む): 31675370496

約数和(自身を除く): 10891220193

約数列:

[1, 3, 7, 21, 7853, 23559, 54971, 126031, 164913, 378093, 882217, 2646651, 989721443, 2969164329, 6928050101, 20784150303]

約数ペア:

[(1, 20784150303), (3, 6928050101), (7, 2969164329), (21, 989721443), (7853, 2646651), (23559, 882217), (54971, 378093), (126031, 164913)]