18387322

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:773

約数の個数: 16

約数和(自身を含む): 28086912

約数和(自身を除く): 9699590

約数列:

[1, 2, 83, 166, 257, 431, 514, 862, 21331, 35773, 42662, 71546, 110767, 221534, 9193661, 18387322]

約数ペア:

[(1, 18387322), (2, 9193661), (83, 221534), (166, 110767), (257, 71546), (431, 42662), (514, 35773), (862, 21331)]