19981852267

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{22941277}}^1$

素因数の和:22941357

約数の個数: 8

約数和(自身を含む): 21840096656

約数和(自身を除く): 1858244389

約数列:

[1, 13, 67, 871, 22941277, 298236601, 1537065559, 19981852267]

約数ペア:

[(1, 19981852267), (13, 1537065559), (67, 298236601), (871, 22941277)]