20208978892

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2099}}^1\times {\mathrm{126683}}^1$

素因数の和:128805

約数の個数: 24

約数和(自身を含む): 37245096000

約数和(自身を除く): 17036117108

約数列:

[1, 2, 4, 19, 38, 76, 2099, 4198, 8396, 39881, 79762, 126683, 159524, 253366, 506732, 2406977, 4813954, 9627908, 265907617, 531815234, 1063630468, 5052244723, 10104489446, 20208978892]

約数ペア:

[(1, 20208978892), (2, 10104489446), (4, 5052244723), (19, 1063630468), (38, 531815234), (76, 265907617), (2099, 9627908), (4198, 4813954), (8396, 2406977), (39881, 506732), (79762, 253366), (126683, 159524)]