18949543

素因数分解:

${\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:342

約数の個数: 16

約数和(自身を含む): 20680704

約数和(自身を除く): 1731161

約数列:

[1, 17, 67, 127, 131, 1139, 2159, 2227, 8509, 8777, 16637, 144653, 149209, 282829, 1114679, 18949543]

約数ペア:

[(1, 18949543), (17, 1114679), (67, 282829), (127, 149209), (131, 144653), (1139, 16637), (2159, 8777), (2227, 8509)]