18742474

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{2851}}^1$

素因数の和:3045

約数の個数: 16

約数和(自身を含む): 29774880

約数和(自身を除く): 11032406

約数列:

[1, 2, 19, 38, 173, 346, 2851, 3287, 5702, 6574, 54169, 108338, 493223, 986446, 9371237, 18742474]

約数ペア:

[(1, 18742474), (2, 9371237), (19, 986446), (38, 493223), (173, 108338), (346, 54169), (2851, 6574), (3287, 5702)]