18245451

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21191}}^1$

素因数の和:21242

約数の個数: 16

約数和(自身を含む): 28482048

約数和(自身を除く): 10236597

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 21191, 63573, 148337, 445011, 868831, 2606493, 6081817, 18245451]

約数ペア:

[(1, 18245451), (3, 6081817), (7, 2606493), (21, 868831), (41, 445011), (123, 148337), (287, 63573), (861, 21191)]