18620091

素因数分解:

$3^3\times 7^1\times {\mathrm{98519}}^1$

素因数の和:98535

約数の個数: 16

約数和(自身を含む): 31526400

約数和(自身を除く): 12906309

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 98519, 295557, 689633, 886671, 2068899, 2660013, 6206697, 18620091]

約数ペア:

[(1, 18620091), (3, 6206697), (7, 2660013), (9, 2068899), (21, 886671), (27, 689633), (63, 295557), (189, 98519)]