20199871288

素因数分解:

$2^3\times {\mathrm{929}}^1\times {\mathrm{1049}}^1\times {\mathrm{2591}}^1$

素因数の和:4575

約数の個数: 32

約数和(自身を含む): 37966320000

約数和(自身を除く): 17766448712

約数列:

[1, 2, 4, 8, 929, 1049, 1858, 2098, 2591, 3716, 4196, 5182, 7432, 8392, 10364, 20728, 974521, 1949042, 2407039, 2717959, 3898084, 4814078, 5435918, 7796168, 9628156, 10871836, 19256312, 21743672, 2524983911, 5049967822, 10099935644, 20199871288]

約数ペア:

[(1, 20199871288), (2, 10099935644), (4, 5049967822), (8, 2524983911), (929, 21743672), (1049, 19256312), (1858, 10871836), (2098, 9628156), (2591, 7796168), (3716, 5435918), (4196, 4814078), (5182, 3898084), (7432, 2717959), (8392, 2407039), (10364, 1949042), (20728, 974521)]