19695254

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1\times {\mathrm{487}}^1$

素因数の和:839

約数の個数: 16

約数和(自身を含む): 30117408

約数和(自身を除く): 10422154

約数列:

[1, 2, 73, 146, 277, 487, 554, 974, 20221, 35551, 40442, 71102, 134899, 269798, 9847627, 19695254]

約数ペア:

[(1, 19695254), (2, 9847627), (73, 269798), (146, 134899), (277, 71102), (487, 40442), (554, 35551), (974, 20221)]