20139920672

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{701}}^1\times {\mathrm{52813}}^1$

素因数の和:53541

約数の個数: 48

約数和(自身を含む): 42043535352

約数和(自身を除く): 21903614680

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 701, 1402, 2804, 5608, 11216, 11917, 22432, 23834, 47668, 52813, 95336, 105626, 190672, 211252, 381344, 422504, 845008, 897821, 1690016, 1795642, 3591284, 7182568, 14365136, 28730272, 37021913, 74043826, 148087652, 296175304, 592350608, 629372521, 1184701216, 1258745042, 2517490084, 5034980168, 10069960336, 20139920672]

約数ペア:

[(1, 20139920672), (2, 10069960336), (4, 5034980168), (8, 2517490084), (16, 1258745042), (17, 1184701216), (32, 629372521), (34, 592350608), (68, 296175304), (136, 148087652), (272, 74043826), (544, 37021913), (701, 28730272), (1402, 14365136), (2804, 7182568), (5608, 3591284), (11216, 1795642), (11917, 1690016), (22432, 897821), (23834, 845008), (47668, 422504), (52813, 381344), (95336, 211252), (105626, 190672)]