18217210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{165611}}^1$

素因数の和:165629

約数の個数: 16

約数和(自身を含む): 35772192

約数和(自身を除く): 17554982

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 165611, 331222, 828055, 1656110, 1821721, 3643442, 9108605, 18217210]

約数ペア:

[(1, 18217210), (2, 9108605), (5, 3643442), (10, 1821721), (11, 1656110), (22, 828055), (55, 331222), (110, 165611)]