20833791

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{27449}}^1$

素因数の和:27486

約数の個数: 16

約数和(自身を含む): 31622400

約数和(自身を除く): 10788609

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 27449, 82347, 301939, 631327, 905817, 1893981, 6944597, 20833791]

約数ペア:

[(1, 20833791), (3, 6944597), (11, 1893981), (23, 905817), (33, 631327), (69, 301939), (253, 82347), (759, 27449)]