20992342

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{34871}}^1$

素因数の和:34923

約数の個数: 16

約数和(自身を含む): 36824832

約数和(自身を除く): 15832490

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 34871, 69742, 244097, 488194, 1499453, 2998906, 10496171, 20992342]

約数ペア:

[(1, 20992342), (2, 10496171), (7, 2998906), (14, 1499453), (43, 488194), (86, 244097), (301, 69742), (602, 34871)]