18708857

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:460

約数の個数: 16

約数和(自身を含む): 20716560

約数和(自身を除く): 2007703

約数列:

[1, 17, 29, 137, 277, 493, 2329, 3973, 4709, 8033, 37949, 67541, 136561, 645133, 1100521, 18708857]

約数ペア:

[(1, 18708857), (17, 1100521), (29, 645133), (137, 136561), (277, 67541), (493, 37949), (2329, 8033), (3973, 4709)]