20790165

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126001}}^1$

素因数の和:126020

約数の個数: 16

約数和(自身を含む): 36288576

約数和(自身を除く): 15498411

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 126001, 378003, 630005, 1386011, 1890015, 4158033, 6930055, 20790165]

約数ペア:

[(1, 20790165), (3, 6930055), (5, 4158033), (11, 1890015), (15, 1386011), (33, 630005), (55, 378003), (165, 126001)]