18422559

素因数分解:

$3^6\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:738

約数の個数: 28

約数和(自身を含む): 28409256

約数和(自身を除く): 9986697

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 683, 729, 999, 2049, 2997, 6147, 8991, 18441, 25271, 26973, 55323, 75813, 165969, 227439, 497907, 682317, 2046951, 6140853, 18422559]

約数ペア:

[(1, 18422559), (3, 6140853), (9, 2046951), (27, 682317), (37, 497907), (81, 227439), (111, 165969), (243, 75813), (333, 55323), (683, 26973), (729, 25271), (999, 18441), (2049, 8991), (2997, 6147)]