20177871128

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{35524421}}^1$

素因数の和:35524498

約数の個数: 16

約数和(自身を含む): 38366375760

約数和(自身を除く): 18188504632

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 35524421, 71048842, 142097684, 284195368, 2522233891, 5044467782, 10088935564, 20177871128]

約数ペア:

[(1, 20177871128), (2, 10088935564), (4, 5044467782), (8, 2522233891), (71, 284195368), (142, 142097684), (284, 71048842), (568, 35524421)]