19115084

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{11351}}^1$

素因数の和:11776

約数の個数: 12

約数和(自身を含む): 33533808

約数和(自身を除く): 14418724

約数列:

[1, 2, 4, 421, 842, 1684, 11351, 22702, 45404, 4778771, 9557542, 19115084]

約数ペア:

[(1, 19115084), (2, 9557542), (4, 4778771), (421, 45404), (842, 22702), (1684, 11351)]