1331824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:377

約数の個数: 40

約数和(自身を含む): 2933840

約数和(自身を除く): 1602016

約数列:

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

約数ペア:

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