18635452

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:442

約数の個数: 36

約数和(自身を含む): 36234520

約数和(自身を除く): 17599068

約数列:

[1, 2, 4, 11, 22, 44, 121, 139, 242, 277, 278, 484, 554, 556, 1108, 1529, 3047, 3058, 6094, 6116, 12188, 16819, 33517, 33638, 38503, 67034, 67276, 77006, 134068, 154012, 423533, 847066, 1694132, 4658863, 9317726, 18635452]

約数ペア:

[(1, 18635452), (2, 9317726), (4, 4658863), (11, 1694132), (22, 847066), (44, 423533), (121, 154012), (139, 134068), (242, 77006), (277, 67276), (278, 67034), (484, 38503), (554, 33638), (556, 33517), (1108, 16819), (1529, 12188), (3047, 6116), (3058, 6094)]