2018695744

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{1459}}^1\times {\mathrm{1663}}^1$

素因数の和:3147

約数の個数: 56

約数和(自身を含む): 4319544320

約数和(自身を除く): 2300848576

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 1459, 1663, 2918, 3326, 5836, 6652, 11672, 13304, 18967, 21619, 23344, 26608, 37934, 43238, 46688, 53216, 75868, 86476, 93376, 106432, 151736, 172952, 303472, 345904, 606944, 691808, 1213888, 1383616, 2426317, 4852634, 9705268, 19410536, 31542121, 38821072, 63084242, 77642144, 126168484, 155284288, 252336968, 504673936, 1009347872, 2018695744]

約数ペア:

[(1, 2018695744), (2, 1009347872), (4, 504673936), (8, 252336968), (13, 155284288), (16, 126168484), (26, 77642144), (32, 63084242), (52, 38821072), (64, 31542121), (104, 19410536), (208, 9705268), (416, 4852634), (832, 2426317), (1459, 1383616), (1663, 1213888), (2918, 691808), (3326, 606944), (5836, 345904), (6652, 303472), (11672, 172952), (13304, 151736), (18967, 106432), (21619, 93376), (23344, 86476), (26608, 75868), (37934, 53216), (43238, 46688)]