2681564

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 4889808

約数和(自身を除く): 2208244

約数列:

[1, 2, 4, 41, 82, 83, 164, 166, 197, 332, 394, 788, 3403, 6806, 8077, 13612, 16154, 16351, 32308, 32702, 65404, 670391, 1340782, 2681564]

約数ペア:

[(1, 2681564), (2, 1340782), (4, 670391), (41, 65404), (82, 32702), (83, 32308), (164, 16351), (166, 16154), (197, 13612), (332, 8077), (394, 6806), (788, 3403)]