18672388

素因数分解:

$2^2\times 7^1\times {\mathrm{666871}}^1$

素因数の和:666882

約数の個数: 12

約数和(自身を含む): 37344832

約数和(自身を除く): 18672444

約数列:

[1, 2, 4, 7, 14, 28, 666871, 1333742, 2667484, 4668097, 9336194, 18672388]

約数ペア:

[(1, 18672388), (2, 9336194), (4, 4668097), (7, 2667484), (14, 1333742), (28, 666871)]