20218511045

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{3323}}^1\times {\mathrm{8167}}^1$

素因数の和:11644

約数の個数: 16

約数和(自身を含む): 24435388800

約数和(自身を除く): 4216877755

約数列:

[1, 5, 149, 745, 3323, 8167, 16615, 40835, 495127, 1216883, 2475635, 6084415, 27138941, 135694705, 4043702209, 20218511045]

約数ペア:

[(1, 20218511045), (5, 4043702209), (149, 135694705), (745, 27138941), (3323, 6084415), (8167, 2475635), (16615, 1216883), (40835, 495127)]