20191193

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:436

約数の個数: 16

約数和(自身を含む): 22643712

約数和(自身を除く): 2452519

約数列:

[1, 11, 71, 103, 251, 781, 1133, 2761, 7313, 17821, 25853, 80443, 196031, 284383, 1835563, 20191193]

約数ペア:

[(1, 20191193), (11, 1835563), (71, 284383), (103, 196031), (251, 80443), (781, 25853), (1133, 17821), (2761, 7313)]