20151717568

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{66191}}^1$

素因数の和:66341

約数の個数: 56

約数和(自身を含む): 41157656064

約数和(自身を除く): 21005938496

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 71, 134, 142, 268, 284, 536, 568, 1072, 1136, 2144, 2272, 4288, 4544, 4757, 9514, 19028, 38056, 66191, 76112, 132382, 152224, 264764, 304448, 529528, 1059056, 2118112, 4236224, 4434797, 4699561, 8869594, 9399122, 17739188, 18798244, 35478376, 37596488, 70956752, 75192976, 141913504, 150385952, 283827008, 300771904, 314870587, 629741174, 1259482348, 2518964696, 5037929392, 10075858784, 20151717568]

約数ペア:

[(1, 20151717568), (2, 10075858784), (4, 5037929392), (8, 2518964696), (16, 1259482348), (32, 629741174), (64, 314870587), (67, 300771904), (71, 283827008), (134, 150385952), (142, 141913504), (268, 75192976), (284, 70956752), (536, 37596488), (568, 35478376), (1072, 18798244), (1136, 17739188), (2144, 9399122), (2272, 8869594), (4288, 4699561), (4544, 4434797), (4757, 4236224), (9514, 2118112), (19028, 1059056), (38056, 529528), (66191, 304448), (76112, 264764), (132382, 152224)]