18319438

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{2003}}^1$

素因数の和:2291

約数の個数: 16

約数和(自身を含む): 29218320

約数和(自身を除く): 10898882

約数列:

[1, 2, 17, 34, 269, 538, 2003, 4006, 4573, 9146, 34051, 68102, 538807, 1077614, 9159719, 18319438]

約数ペア:

[(1, 18319438), (2, 9159719), (17, 1077614), (34, 538807), (269, 68102), (538, 34051), (2003, 9146), (4006, 4573)]