20876716

素因数分解:

$2^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1531}}^1$

素因数の和:2029

約数の個数: 24

約数和(自身を含む): 41866496

約数和(自身を除く): 20989780

約数列:

[1, 2, 4, 7, 14, 28, 487, 974, 1531, 1948, 3062, 3409, 6124, 6818, 10717, 13636, 21434, 42868, 745597, 1491194, 2982388, 5219179, 10438358, 20876716]

約数ペア:

[(1, 20876716), (2, 10438358), (4, 5219179), (7, 2982388), (14, 1491194), (28, 745597), (487, 42868), (974, 21434), (1531, 13636), (1948, 10717), (3062, 6818), (3409, 6124)]