2019945016

素因数分解:

$2^3\times {\mathrm{197}}^1\times {\mathrm{1281691}}^1$

素因数の和:1281894

約数の個数: 16

約数和(自身を含む): 3806625240

約数和(自身を除く): 1786680224

約数列:

[1, 2, 4, 8, 197, 394, 788, 1576, 1281691, 2563382, 5126764, 10253528, 252493127, 504986254, 1009972508, 2019945016]

約数ペア:

[(1, 2019945016), (2, 1009972508), (4, 504986254), (8, 252493127), (197, 10253528), (394, 5126764), (788, 2563382), (1576, 1281691)]