19636484

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{5119}}^1$

素因数の和:5267

約数の個数: 24

約数和(自身を含む): 39567360

約数和(自身を除く): 19930876

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 5119, 10238, 20476, 35833, 71666, 143332, 701303, 1402606, 2805212, 4909121, 9818242, 19636484]

約数ペア:

[(1, 19636484), (2, 9818242), (4, 4909121), (7, 2805212), (14, 1402606), (28, 701303), (137, 143332), (274, 71666), (548, 35833), (959, 20476), (1918, 10238), (3836, 5119)]