20057739

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30253}}^1$

素因数の和:30286

約数の個数: 16

約数和(自身を含む): 30496032

約数和(自身を除く): 10438293

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 30253, 90759, 393289, 514301, 1179867, 1542903, 6685913, 20057739]

約数ペア:

[(1, 20057739), (3, 6685913), (13, 1542903), (17, 1179867), (39, 514301), (51, 393289), (221, 90759), (663, 30253)]