19999168

素因数分解:

$2^6\times 7^1\times {\mathrm{44641}}^1$

素因数の和:44660

約数の個数: 28

約数和(自身を含む): 45356272

約数和(自身を除く): 25357104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 44641, 89282, 178564, 312487, 357128, 624974, 714256, 1249948, 1428512, 2499896, 2857024, 4999792, 9999584, 19999168]

約数ペア:

[(1, 19999168), (2, 9999584), (4, 4999792), (7, 2857024), (8, 2499896), (14, 1428512), (16, 1249948), (28, 714256), (32, 624974), (56, 357128), (64, 312487), (112, 178564), (224, 89282), (448, 44641)]