19547217

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{31477}}^1$

素因数の和:31509

約数の個数: 16

約数和(自身を含む): 30218880

約数和(自身を除く): 10671663

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 31477, 94431, 283293, 723971, 849879, 2171913, 6515739, 19547217]

約数ペア:

[(1, 19547217), (3, 6515739), (9, 2171913), (23, 849879), (27, 723971), (69, 283293), (207, 94431), (621, 31477)]