18639247

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{883}}^1$

素因数の和:1014

約数の個数: 16

約数和(自身を含む): 21640320

約数和(自身を除く): 3001073

約数列:

[1, 11, 19, 101, 209, 883, 1111, 1919, 9713, 16777, 21109, 89183, 184547, 981013, 1694477, 18639247]

約数ペア:

[(1, 18639247), (11, 1694477), (19, 981013), (101, 184547), (209, 89183), (883, 21109), (1111, 16777), (1919, 9713)]