2019017812

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{518761}}^1$

素因数の和:518911

約数の個数: 24

約数和(自身を含む): 4067094080

約数和(自身を除く): 2048076268

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 518761, 1037522, 2075044, 3631327, 7262654, 14525308, 72107779, 144215558, 288431116, 504754453, 1009508906, 2019017812]

約数ペア:

[(1, 2019017812), (2, 1009508906), (4, 504754453), (7, 288431116), (14, 144215558), (28, 72107779), (139, 14525308), (278, 7262654), (556, 3631327), (973, 2075044), (1946, 1037522), (3892, 518761)]