20181384293

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{798409}}^1$

素因数の和:798596

約数の個数: 16

約数和(自身を含む): 24220565760

約数和(自身を除く): 4039181467

約数列:

[1, 7, 23, 157, 161, 1099, 3611, 25277, 798409, 5588863, 18363407, 125350213, 128543849, 877451491, 2883054899, 20181384293]

約数ペア:

[(1, 20181384293), (7, 2883054899), (23, 877451491), (157, 128543849), (161, 125350213), (1099, 18363407), (3611, 5588863), (25277, 798409)]