18551639

素因数分解:

${\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:358

約数の個数: 16

約数和(自身を含む): 20127744

約数和(自身を除く): 1576105

約数列:

[1, 23, 41, 103, 191, 943, 2369, 4223, 4393, 7831, 19673, 97129, 180113, 452479, 806593, 18551639]

約数ペア:

[(1, 18551639), (23, 806593), (41, 452479), (103, 180113), (191, 97129), (943, 19673), (2369, 7831), (4223, 4393)]