2019876012020

素因数分解:

$2^2\times 5^1\times {\mathrm{5407}}^1\times {\mathrm{18678343}}^1$

素因数の和:18683759

約数の個数: 24

約数和(自身を含む): 4242524342784

約数和(自身を除く): 2222648330764

約数列:

[1, 2, 4, 5, 10, 20, 5407, 10814, 21628, 27035, 54070, 108140, 18678343, 37356686, 74713372, 93391715, 186783430, 373566860, 100993800601, 201987601202, 403975202404, 504969003005, 1009938006010, 2019876012020]

約数ペア:

[(1, 2019876012020), (2, 1009938006010), (4, 504969003005), (5, 403975202404), (10, 201987601202), (20, 100993800601), (5407, 373566860), (10814, 186783430), (21628, 93391715), (27035, 74713372), (54070, 37356686), (108140, 18678343)]