18515764

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{112901}}^1$

素因数の和:112946

約数の個数: 12

約数和(自身を含む): 33193188

約数和(自身を除く): 14677424

約数列:

[1, 2, 4, 41, 82, 164, 112901, 225802, 451604, 4628941, 9257882, 18515764]

約数ペア:

[(1, 18515764), (2, 9257882), (4, 4628941), (41, 451604), (82, 225802), (164, 112901)]