18553137

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2777}}^1$

素因数の和:2928

約数の個数: 16

約数和(自身を含む): 26402112

約数和(自身を除く): 7848975

約数列:

[1, 3, 17, 51, 131, 393, 2227, 2777, 6681, 8331, 47209, 141627, 363787, 1091361, 6184379, 18553137]

約数ペア:

[(1, 18553137), (3, 6184379), (17, 1091361), (51, 363787), (131, 141627), (393, 47209), (2227, 8331), (2777, 6681)]