18768351

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{8677}}^1$

素因数の和:8790

約数の個数: 16

約数和(自身を含む): 28880384

約数和(自身を除く): 10112033

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 8677, 26031, 60739, 182217, 893731, 2681193, 6256117, 18768351]

約数ペア:

[(1, 18768351), (3, 6256117), (7, 2681193), (21, 893731), (103, 182217), (309, 60739), (721, 26031), (2163, 8677)]