20790054

素因数分解:

$2^1\times 3^3\times {\mathrm{385001}}^1$

素因数の和:385012

約数の個数: 16

約数和(自身を含む): 46200240

約数和(自身を除く): 25410186

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 385001, 770002, 1155003, 2310006, 3465009, 6930018, 10395027, 20790054]

約数ペア:

[(1, 20790054), (2, 10395027), (3, 6930018), (6, 3465009), (9, 2310006), (18, 1155003), (27, 770002), (54, 385001)]