18108311

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:638

約数の個数: 16

約数和(自身を含む): 20697600

約数和(自身を除く): 2589289

約数列:

[1, 13, 19, 167, 247, 439, 2171, 3173, 5707, 8341, 41249, 73313, 108433, 953069, 1392947, 18108311]

約数ペア:

[(1, 18108311), (13, 1392947), (19, 953069), (167, 108433), (247, 73313), (439, 41249), (2171, 8341), (3173, 5707)]