20161893496

素因数分解:

$2^3\times {\mathrm{263}}^1\times {\mathrm{9582649}}^1$

素因数の和:9582918

約数の個数: 16

約数和(自身を含む): 37947294000

約数和(自身を除く): 17785400504

約数列:

[1, 2, 4, 8, 263, 526, 1052, 2104, 9582649, 19165298, 38330596, 76661192, 2520236687, 5040473374, 10080946748, 20161893496]

約数ペア:

[(1, 20161893496), (2, 10080946748), (4, 5040473374), (8, 2520236687), (263, 76661192), (526, 38330596), (1052, 19165298), (2104, 9582649)]