131368016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{631577}}^1$

素因数の和:631598

約数の個数: 20

約数和(自身を含む): 274104852

約数和(自身を除く): 142736836

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 631577, 1263154, 2526308, 5052616, 8210501, 10105232, 16421002, 32842004, 65684008, 131368016]

約数ペア:

[(1, 131368016), (2, 65684008), (4, 32842004), (8, 16421002), (13, 10105232), (16, 8210501), (26, 5052616), (52, 2526308), (104, 1263154), (208, 631577)]