19902581552

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{15331}}^1$

素因数の和:15586

約数の個数: 80

約数和(自身を含む): 44989239552

約数和(自身を除く): 25086658000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 173, 268, 346, 469, 536, 692, 938, 1072, 1211, 1384, 1876, 2422, 2768, 3752, 4844, 7504, 9688, 11591, 15331, 19376, 23182, 30662, 46364, 61324, 81137, 92728, 107317, 122648, 162274, 185456, 214634, 245296, 324548, 429268, 649096, 858536, 1027177, 1298192, 1717072, 2054354, 2652263, 4108708, 5304526, 7190239, 8217416, 10609052, 14380478, 16434832, 18565841, 21218104, 28760956, 37131682, 42436208, 57521912, 74263364, 115043824, 148526728, 177701621, 297053456, 355403242, 710806484, 1243911347, 1421612968, 2487822694, 2843225936, 4975645388, 9951290776, 19902581552]

約数ペア:

[(1, 19902581552), (2, 9951290776), (4, 4975645388), (7, 2843225936), (8, 2487822694), (14, 1421612968), (16, 1243911347), (28, 710806484), (56, 355403242), (67, 297053456), (112, 177701621), (134, 148526728), (173, 115043824), (268, 74263364), (346, 57521912), (469, 42436208), (536, 37131682), (692, 28760956), (938, 21218104), (1072, 18565841), (1211, 16434832), (1384, 14380478), (1876, 10609052), (2422, 8217416), (2768, 7190239), (3752, 5304526), (4844, 4108708), (7504, 2652263), (9688, 2054354), (11591, 1717072), (15331, 1298192), (19376, 1027177), (23182, 858536), (30662, 649096), (46364, 429268), (61324, 324548), (81137, 245296), (92728, 214634), (107317, 185456), (122648, 162274)]