18550180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{84319}}^1$

素因数の和:84339

約数の個数: 24

約数和(自身を含む): 42497280

約数和(自身を除く): 23947100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 84319, 168638, 337276, 421595, 843190, 927509, 1686380, 1855018, 3710036, 4637545, 9275090, 18550180]

約数ペア:

[(1, 18550180), (2, 9275090), (4, 4637545), (5, 3710036), (10, 1855018), (11, 1686380), (20, 927509), (22, 843190), (44, 421595), (55, 337276), (110, 168638), (220, 84319)]