19771892

素因数分解:

$2^2\times 7^3\times {\mathrm{14411}}^1$

素因数の和:14436

約数の個数: 24

約数和(自身を含む): 40353600

約数和(自身を除く): 20581708

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 14411, 28822, 57644, 100877, 201754, 403508, 706139, 1412278, 2824556, 4942973, 9885946, 19771892]

約数ペア:

[(1, 19771892), (2, 9885946), (4, 4942973), (7, 2824556), (14, 1412278), (28, 706139), (49, 403508), (98, 201754), (196, 100877), (343, 57644), (686, 28822), (1372, 14411)]