18669521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:376

約数の個数: 16

約数和(自身を含む): 20684160

約数和(自身を除く): 2014639

約数列:

[1, 13, 71, 113, 179, 923, 1469, 2327, 8023, 12709, 20227, 104299, 165217, 262951, 1436117, 18669521]

約数ペア:

[(1, 18669521), (13, 1436117), (71, 262951), (113, 165217), (179, 104299), (923, 20227), (1469, 12709), (2327, 8023)]