18009310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1621}}^1$

素因数の和:1740

約数の個数: 32

約数和(自身を含む): 35735904

約数和(自身を除く): 17726594

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 1621, 2222, 3242, 5555, 8105, 11110, 16210, 17831, 35662, 89155, 163721, 178310, 327442, 818605, 1637210, 1800931, 3601862, 9004655, 18009310]

約数ペア:

[(1, 18009310), (2, 9004655), (5, 3601862), (10, 1800931), (11, 1637210), (22, 818605), (55, 327442), (101, 178310), (110, 163721), (202, 89155), (505, 35662), (1010, 17831), (1111, 16210), (1621, 11110), (2222, 8105), (3242, 5555)]