18564378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{442009}}^1$

素因数の和:442021

約数の個数: 16

約数和(自身を含む): 42432960

約数和(自身を除く): 23868582

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 442009, 884018, 1326027, 2652054, 3094063, 6188126, 9282189, 18564378]

約数ペア:

[(1, 18564378), (2, 9282189), (3, 6188126), (6, 3094063), (7, 2652054), (14, 1326027), (21, 884018), (42, 442009)]