19521103684

素因数分解:

$2^2\times {\mathrm{475151}}^1\times {\mathrm{10271}}^1$

素因数の和:485426

約数の個数: 12

約数和(自身を含む): 34165329408

約数和(自身を除く): 14644225724

約数列:

[1, 2, 4, 10271, 20542, 41084, 475151, 950302, 1900604, 4880275921, 9760551842, 19521103684]

約数ペア:

[(1, 19521103684), (2, 9760551842), (4, 4880275921), (10271, 1900604), (20542, 950302), (41084, 475151)]