20802364336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{4463}}^1\times {\mathrm{22409}}^1$

素因数の和:26893

約数の個数: 40

約数和(自身を含む): 43416596160

約数和(自身を除く): 22614231824

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 4463, 8926, 17852, 22409, 35704, 44818, 58019, 71408, 89636, 116038, 179272, 232076, 291317, 358544, 464152, 582634, 928304, 1165268, 2330536, 4661072, 100011367, 200022734, 400045468, 800090936, 1300147771, 1600181872, 2600295542, 5200591084, 10401182168, 20802364336]

約数ペア:

[(1, 20802364336), (2, 10401182168), (4, 5200591084), (8, 2600295542), (13, 1600181872), (16, 1300147771), (26, 800090936), (52, 400045468), (104, 200022734), (208, 100011367), (4463, 4661072), (8926, 2330536), (17852, 1165268), (22409, 928304), (35704, 582634), (44818, 464152), (58019, 358544), (71408, 291317), (89636, 232076), (116038, 179272)]