20880312

素因数分解:

$2^3\times 3^1\times {\mathrm{870013}}^1$

素因数の和:870022

約数の個数: 16

約数和(自身を含む): 52200840

約数和(自身を除く): 31320528

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 870013, 1740026, 2610039, 3480052, 5220078, 6960104, 10440156, 20880312]

約数ペア:

[(1, 20880312), (2, 10440156), (3, 6960104), (4, 5220078), (6, 3480052), (8, 2610039), (12, 1740026), (24, 870013)]