20199863196

素因数分解:

$2^2\times 3^2\times {\mathrm{561107311}}^1$

素因数の和:561107321

約数の個数: 18

約数和(自身を含む): 51060765392

約数和(自身を除く): 30860902196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 561107311, 1122214622, 1683321933, 2244429244, 3366643866, 5049965799, 6733287732, 10099931598, 20199863196]

約数ペア:

[(1, 20199863196), (2, 10099931598), (3, 6733287732), (4, 5049965799), (6, 3366643866), (9, 2244429244), (12, 1683321933), (18, 1122214622), (36, 561107311)]