18879212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{1549}}^1$

素因数の和:1841

約数の個数: 24

約数和(自身を含む): 36195600

約数和(自身を除く): 17316388

約数列:

[1, 2, 4, 11, 22, 44, 277, 554, 1108, 1549, 3047, 3098, 6094, 6196, 12188, 17039, 34078, 68156, 429073, 858146, 1716292, 4719803, 9439606, 18879212]

約数ペア:

[(1, 18879212), (2, 9439606), (4, 4719803), (11, 1716292), (22, 858146), (44, 429073), (277, 68156), (554, 34078), (1108, 17039), (1549, 12188), (3047, 6196), (3098, 6094)]