20163128

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{28319}}^1$

素因数の和:28414

約数の個数: 16

約数和(自身を含む): 38232000

約数和(自身を除く): 18068872

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 28319, 56638, 113276, 226552, 2520391, 5040782, 10081564, 20163128]

約数ペア:

[(1, 20163128), (2, 10081564), (4, 5040782), (8, 2520391), (89, 226552), (178, 113276), (356, 56638), (712, 28319)]