19427508

素因数分解:

$2^2\times 3^2\times {\mathrm{539653}}^1$

素因数の和:539663

約数の個数: 18

約数和(自身を含む): 49108514

約数和(自身を除く): 29681006

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 539653, 1079306, 1618959, 2158612, 3237918, 4856877, 6475836, 9713754, 19427508]

約数ペア:

[(1, 19427508), (2, 9713754), (3, 6475836), (4, 4856877), (6, 3237918), (9, 2158612), (12, 1618959), (18, 1079306), (36, 539653)]