18334491

素因数分解:

$3^1\times 7^1\times {\mathrm{881}}^1\times {\mathrm{991}}^1$

素因数の和:1882

約数の個数: 16

約数和(自身を含む): 27998208

約数和(自身を除く): 9663717

約数列:

[1, 3, 7, 21, 881, 991, 2643, 2973, 6167, 6937, 18501, 20811, 873071, 2619213, 6111497, 18334491]

約数ペア:

[(1, 18334491), (3, 6111497), (7, 2619213), (21, 873071), (881, 20811), (991, 18501), (2643, 6937), (2973, 6167)]