1666462016

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{1427}}^1$

素因数の和:1767

約数の個数: 56

約数和(自身を含む): 3368869056

約数和(自身を除く): 1702407040

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 257, 284, 514, 568, 1028, 1136, 1427, 2056, 2272, 2854, 4112, 4544, 5708, 8224, 11416, 16448, 18247, 22832, 36494, 45664, 72988, 91328, 101317, 145976, 202634, 291952, 366739, 405268, 583904, 733478, 810536, 1167808, 1466956, 1621072, 2933912, 3242144, 5867824, 6484288, 11735648, 23471296, 26038469, 52076938, 104153876, 208307752, 416615504, 833231008, 1666462016]

約数ペア:

[(1, 1666462016), (2, 833231008), (4, 416615504), (8, 208307752), (16, 104153876), (32, 52076938), (64, 26038469), (71, 23471296), (142, 11735648), (257, 6484288), (284, 5867824), (514, 3242144), (568, 2933912), (1028, 1621072), (1136, 1466956), (1427, 1167808), (2056, 810536), (2272, 733478), (2854, 583904), (4112, 405268), (4544, 366739), (5708, 291952), (8224, 202634), (11416, 145976), (16448, 101317), (18247, 91328), (22832, 72988), (36494, 45664)]