19459404

素因数分解:

$2^2\times 3^2\times {\mathrm{540539}}^1$

素因数の和:540549

約数の個数: 18

約数和(自身を含む): 49189140

約数和(自身を除く): 29729736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 540539, 1081078, 1621617, 2162156, 3243234, 4864851, 6486468, 9729702, 19459404]

約数ペア:

[(1, 19459404), (2, 9729702), (3, 6486468), (4, 4864851), (6, 3243234), (9, 2162156), (12, 1621617), (18, 1081078), (36, 540539)]