20161665616

素因数分解:

$2^4\times {\mathrm{1260104101}}^1$

素因数の和:1260104109

約数の個数: 10

約数和(自身を含む): 39063227162

約数和(自身を除く): 18901561546

約数列:

[1, 2, 4, 8, 16, 1260104101, 2520208202, 5040416404, 10080832808, 20161665616]

約数ペア:

[(1, 20161665616), (2, 10080832808), (4, 5040416404), (8, 2520208202), (16, 1260104101)]