20594651

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2011}}^1$

素因数の和:2055

約数の個数: 24

約数和(自身を含む): 27524160

約数和(自身を除く): 6929509

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 2011, 10241, 14077, 22121, 38209, 98539, 154847, 267463, 420299, 1083929, 1872241, 2942093, 20594651]

約数ペア:

[(1, 20594651), (7, 2942093), (11, 1872241), (19, 1083929), (49, 420299), (77, 267463), (133, 154847), (209, 98539), (539, 38209), (931, 22121), (1463, 14077), (2011, 10241)]