18555229

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1153}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 24557120

約数和(自身を除く): 6001891

約数列:

[1, 7, 11, 19, 77, 121, 133, 209, 847, 1153, 1463, 2299, 8071, 12683, 16093, 21907, 88781, 139513, 153349, 240977, 976591, 1686839, 2650747, 18555229]

約数ペア:

[(1, 18555229), (7, 2650747), (11, 1686839), (19, 976591), (77, 240977), (121, 153349), (133, 139513), (209, 88781), (847, 21907), (1153, 16093), (1463, 12683), (2299, 8071)]