19956944

素因数分解:

$2^4\times 7^1\times {\mathrm{178187}}^1$

素因数の和:178202

約数の個数: 20

約数和(自身を含む): 44190624

約数和(自身を除く): 24233680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 178187, 356374, 712748, 1247309, 1425496, 2494618, 2850992, 4989236, 9978472, 19956944]

約数ペア:

[(1, 19956944), (2, 9978472), (4, 4989236), (7, 2850992), (8, 2494618), (14, 1425496), (16, 1247309), (28, 712748), (56, 356374), (112, 178187)]