19693221

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{1061}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 27527040

約数和(自身を除く): 7833819

約数列:

[1, 3, 23, 69, 269, 807, 1061, 3183, 6187, 18561, 24403, 73209, 285409, 856227, 6564407, 19693221]

約数ペア:

[(1, 19693221), (3, 6564407), (23, 856227), (69, 285409), (269, 73209), (807, 24403), (1061, 18561), (3183, 6187)]