18088180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82219}}^1$

素因数の和:82239

約数の個数: 24

約数和(自身を含む): 41438880

約数和(自身を除く): 23350700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 82219, 164438, 328876, 411095, 822190, 904409, 1644380, 1808818, 3617636, 4522045, 9044090, 18088180]

約数ペア:

[(1, 18088180), (2, 9044090), (4, 4522045), (5, 3617636), (10, 1808818), (11, 1644380), (20, 904409), (22, 822190), (44, 411095), (55, 328876), (110, 164438), (220, 82219)]