18885246

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{43117}}^1$

素因数の和:43195

約数の個数: 16

約数和(自身を含む): 38288784

約数和(自身を除く): 19403538

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 43117, 86234, 129351, 258702, 3147541, 6295082, 9442623, 18885246]

約数ペア:

[(1, 18885246), (2, 9442623), (3, 6295082), (6, 3147541), (73, 258702), (146, 129351), (219, 86234), (438, 43117)]