20161578512

素因数分解:

$2^4\times {\mathrm{1260098657}}^1$

素因数の和:1260098665

約数の個数: 10

約数和(自身を含む): 39063058398

約数和(自身を除く): 18901479886

約数列:

[1, 2, 4, 8, 16, 1260098657, 2520197314, 5040394628, 10080789256, 20161578512]

約数ペア:

[(1, 20161578512), (2, 10080789256), (4, 5040394628), (8, 2520197314), (16, 1260098657)]