20163896624

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{165887}}^1$

素因数の和:166073

約数の個数: 40

約数和(自身を含む): 39988297728

約数和(自身を除く): 19824401104

約数列:

[1, 2, 4, 8, 16, 71, 107, 142, 214, 284, 428, 568, 856, 1136, 1712, 7597, 15194, 30388, 60776, 121552, 165887, 331774, 663548, 1327096, 2654192, 11777977, 17749909, 23555954, 35499818, 47111908, 70999636, 94223816, 141999272, 188447632, 283998544, 1260243539, 2520487078, 5040974156, 10081948312, 20163896624]

約数ペア:

[(1, 20163896624), (2, 10081948312), (4, 5040974156), (8, 2520487078), (16, 1260243539), (71, 283998544), (107, 188447632), (142, 141999272), (214, 94223816), (284, 70999636), (428, 47111908), (568, 35499818), (856, 23555954), (1136, 17749909), (1712, 11777977), (7597, 2654192), (15194, 1327096), (30388, 663548), (60776, 331774), (121552, 165887)]