18168997

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1129}}^1$

素因数の和:1177

約数の個数: 24

約数和(自身を含む): 24046400

約数和(自身を除く): 5877403

約数列:

[1, 7, 11, 19, 77, 121, 133, 209, 847, 1129, 1463, 2299, 7903, 12419, 16093, 21451, 86933, 136609, 150157, 235961, 956263, 1651727, 2595571, 18168997]

約数ペア:

[(1, 18168997), (7, 2595571), (11, 1651727), (19, 956263), (77, 235961), (121, 150157), (133, 136609), (209, 86933), (847, 21451), (1129, 16093), (1463, 12419), (2299, 7903)]