2016268208

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{639679}}^1$

素因数の和:639884

約数の個数: 20

約数和(自身を含む): 3926355840

約数和(自身を除く): 1910087632

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 639679, 1279358, 2558716, 5117432, 10234864, 126016763, 252033526, 504067052, 1008134104, 2016268208]

約数ペア:

[(1, 2016268208), (2, 1008134104), (4, 504067052), (8, 252033526), (16, 126016763), (197, 10234864), (394, 5117432), (788, 2558716), (1576, 1279358), (3152, 639679)]