19707548

素因数分解:

$2^2\times 7^1\times {\mathrm{541}}^1\times {\mathrm{1301}}^1$

素因数の和:1853

約数の個数: 24

約数和(自身を含む): 39518304

約数和(自身を除く): 19810756

約数列:

[1, 2, 4, 7, 14, 28, 541, 1082, 1301, 2164, 2602, 3787, 5204, 7574, 9107, 15148, 18214, 36428, 703841, 1407682, 2815364, 4926887, 9853774, 19707548]

約数ペア:

[(1, 19707548), (2, 9853774), (4, 4926887), (7, 2815364), (14, 1407682), (28, 703841), (541, 36428), (1082, 18214), (1301, 15148), (2164, 9107), (2602, 7574), (3787, 5204)]