81491824

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{16067}}^1$

素因数の和:16392

約数の個数: 20

約数和(自身を含む): 158398344

約数和(自身を除く): 76906520

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 16067, 32134, 64268, 128536, 257072, 5093239, 10186478, 20372956, 40745912, 81491824]

約数ペア:

[(1, 81491824), (2, 40745912), (4, 20372956), (8, 10186478), (16, 5093239), (317, 257072), (634, 128536), (1268, 64268), (2536, 32134), (5072, 16067)]