20194178192

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{2441}}^1\times {\mathrm{3947}}^1$

素因数の和:6527

約数の個数: 40

約数和(自身を含む): 39451037472

約数和(自身を除く): 19256859280

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 2441, 3947, 4882, 7894, 9764, 15788, 19528, 31576, 39056, 63152, 319771, 517057, 639542, 1034114, 1279084, 2068228, 2558168, 4136456, 5116336, 8272912, 9634627, 19269254, 38538508, 77077016, 154154032, 1262136137, 2524272274, 5048544548, 10097089096, 20194178192]

約数ペア:

[(1, 20194178192), (2, 10097089096), (4, 5048544548), (8, 2524272274), (16, 1262136137), (131, 154154032), (262, 77077016), (524, 38538508), (1048, 19269254), (2096, 9634627), (2441, 8272912), (3947, 5116336), (4882, 4136456), (7894, 2558168), (9764, 2068228), (15788, 1279084), (19528, 1034114), (31576, 639542), (39056, 517057), (63152, 319771)]