20161661495

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{282001}}^1$

素因数の和:282266

約数の個数: 16

約数和(自身を含む): 24635694720

約数和(自身を除く): 4474033225

約数列:

[1, 5, 79, 181, 395, 905, 14299, 71495, 282001, 1410005, 22278079, 51042181, 111390395, 255210905, 4032332299, 20161661495]

約数ペア:

[(1, 20161661495), (5, 4032332299), (79, 255210905), (181, 111390395), (395, 51042181), (905, 22278079), (14299, 1410005), (71495, 282001)]