18488379

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67723}}^1$

素因数の和:67746

約数の個数: 16

約数和(自身を含む): 30340352

約数和(自身を除く): 11851973

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 67723, 203169, 474061, 880399, 1422183, 2641197, 6162793, 18488379]

約数ペア:

[(1, 18488379), (3, 6162793), (7, 2641197), (13, 1422183), (21, 880399), (39, 474061), (91, 203169), (273, 67723)]