18688108

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{126271}}^1$

素因数の和:126312

約数の個数: 12

約数和(自身を含む): 33588352

約数和(自身を除く): 14900244

約数列:

[1, 2, 4, 37, 74, 148, 126271, 252542, 505084, 4672027, 9344054, 18688108]

約数ペア:

[(1, 18688108), (2, 9344054), (4, 4672027), (37, 505084), (74, 252542), (148, 126271)]