64080468

素因数分解:

$2^2\times 3^2\times {\mathrm{1780013}}^1$

素因数の和:1780023

約数の個数: 18

約数和(自身を含む): 161981274

約数和(自身を除く): 97900806

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1780013, 3560026, 5340039, 7120052, 10680078, 16020117, 21360156, 32040234, 64080468]

約数ペア:

[(1, 64080468), (2, 32040234), (3, 21360156), (4, 16020117), (6, 10680078), (9, 7120052), (12, 5340039), (18, 3560026), (36, 1780013)]