20178507933

素因数分解:

$3^2\times {\mathrm{1627}}^1\times {\mathrm{1378031}}^1$

素因数の和:1379664

約数の個数: 12

約数和(自身を含む): 29164669248

約数和(自身を除く): 8986161315

約数列:

[1, 3, 9, 1627, 4881, 14643, 1378031, 4134093, 12402279, 2242056437, 6726169311, 20178507933]

約数ペア:

[(1, 20178507933), (3, 6726169311), (9, 2242056437), (1627, 12402279), (4881, 4134093), (14643, 1378031)]