20194398889

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7378297}}^1$

素因数の和:7378344

約数の個数: 16

約数和(自身を含む): 25499397888

約数和(自身を除く): 5304998999

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 7378297, 51648079, 125431049, 169700831, 878017343, 1187905817, 2884914127, 20194398889]

約数ペア:

[(1, 20194398889), (7, 2884914127), (17, 1187905817), (23, 878017343), (119, 169700831), (161, 125431049), (391, 51648079), (2737, 7378297)]