200820944

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{176779}}^1$

素因数の和:176858

約数の個数: 20

約数和(自身を含む): 394572960

約数和(自身を除く): 193752016

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 176779, 353558, 707116, 1414232, 2828464, 12551309, 25102618, 50205236, 100410472, 200820944]

約数ペア:

[(1, 200820944), (2, 100410472), (4, 50205236), (8, 25102618), (16, 12551309), (71, 2828464), (142, 1414232), (284, 707116), (568, 353558), (1136, 176779)]