189169970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{17027}}^1$

素因数の和:17146

約数の個数: 32

約数和(自身を含む): 375160896

約数和(自身を除く): 185990926

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2222, 5555, 11110, 17027, 34054, 85135, 170270, 187297, 374594, 936485, 1719727, 1872970, 3439454, 8598635, 17197270, 18916997, 37833994, 94584985, 189169970]

約数ペア:

[(1, 189169970), (2, 94584985), (5, 37833994), (10, 18916997), (11, 17197270), (22, 8598635), (55, 3439454), (101, 1872970), (110, 1719727), (202, 936485), (505, 374594), (1010, 187297), (1111, 170270), (2222, 85135), (5555, 34054), (11110, 17027)]