18282220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83101}}^1$

素因数の和:83121

約数の個数: 24

約数和(自身を含む): 41883408

約数和(自身を除く): 23601188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 83101, 166202, 332404, 415505, 831010, 914111, 1662020, 1828222, 3656444, 4570555, 9141110, 18282220]

約数ペア:

[(1, 18282220), (2, 9141110), (4, 4570555), (5, 3656444), (10, 1828222), (11, 1662020), (20, 914111), (22, 831010), (44, 415505), (55, 332404), (110, 166202), (220, 83101)]