2663648

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 5962320

約数和(自身を除く): 3298672

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 337, 416, 494, 608, 674, 988, 1348, 1976, 2696, 3952, 4381, 5392, 6403, 7904, 8762, 10784, 12806, 17524, 25612, 35048, 51224, 70096, 83239, 102448, 140192, 166478, 204896, 332956, 665912, 1331824, 2663648]

約数ペア:

[(1, 2663648), (2, 1331824), (4, 665912), (8, 332956), (13, 204896), (16, 166478), (19, 140192), (26, 102448), (32, 83239), (38, 70096), (52, 51224), (76, 35048), (104, 25612), (152, 17524), (208, 12806), (247, 10784), (304, 8762), (337, 7904), (416, 6403), (494, 5392), (608, 4381), (674, 3952), (988, 2696), (1348, 1976)]