20068784

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{6367}}^1$

素因数の和:6572

約数の個数: 20

約数和(自身を含む): 39086784

約数和(自身を除く): 19018000

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 6367, 12734, 25468, 50936, 101872, 1254299, 2508598, 5017196, 10034392, 20068784]

約数ペア:

[(1, 20068784), (2, 10034392), (4, 5017196), (8, 2508598), (16, 1254299), (197, 101872), (394, 50936), (788, 25468), (1576, 12734), (3152, 6367)]