18669267

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2539}}^1$

素因数の和:2607

約数の個数: 24

約数和(自身を含む): 29057600

約数和(自身を除く): 10388333

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 2539, 7353, 7617, 22851, 48241, 109177, 144723, 327531, 434169, 982593, 2074363, 6223089, 18669267]

約数ペア:

[(1, 18669267), (3, 6223089), (9, 2074363), (19, 982593), (43, 434169), (57, 327531), (129, 144723), (171, 109177), (387, 48241), (817, 22851), (2451, 7617), (2539, 7353)]