19764468

素因数分解:

$2^2\times 3^2\times {\mathrm{549013}}^1$

素因数の和:549023

約数の個数: 18

約数和(自身を含む): 49960274

約数和(自身を除く): 30195806

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 549013, 1098026, 1647039, 2196052, 3294078, 4941117, 6588156, 9882234, 19764468]

約数ペア:

[(1, 19764468), (2, 9882234), (3, 6588156), (4, 4941117), (6, 3294078), (9, 2196052), (12, 1647039), (18, 1098026), (36, 549013)]