12520564

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3217}}^1$

素因数の和:3367

約数の個数: 24

約数和(自身を含む): 25229120

約数和(自身を除く): 12708556

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3217, 3892, 6434, 12868, 22519, 45038, 90076, 447163, 894326, 1788652, 3130141, 6260282, 12520564]

約数ペア:

[(1, 12520564), (2, 6260282), (4, 3130141), (7, 1788652), (14, 894326), (28, 447163), (139, 90076), (278, 45038), (556, 22519), (973, 12868), (1946, 6434), (3217, 3892)]