18538942

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{2027}}^1$

素因数の和:2315

約数の個数: 16

約数和(自身を含む): 29568240

約数和(自身を除く): 11029298

約数列:

[1, 2, 17, 34, 269, 538, 2027, 4054, 4573, 9146, 34459, 68918, 545263, 1090526, 9269471, 18538942]

約数ペア:

[(1, 18538942), (2, 9269471), (17, 1090526), (34, 545263), (269, 68918), (538, 34459), (2027, 9146), (4054, 4573)]