20181831608

素因数分解:

$2^3\times {\mathrm{1249}}^1\times {\mathrm{2019799}}^1$

素因数の和:2021054

約数の個数: 16

約数和(自身を含む): 37871250000

約数和(自身を除く): 17689418392

約数列:

[1, 2, 4, 8, 1249, 2498, 4996, 9992, 2019799, 4039598, 8079196, 16158392, 2522728951, 5045457902, 10090915804, 20181831608]

約数ペア:

[(1, 20181831608), (2, 10090915804), (4, 5045457902), (8, 2522728951), (1249, 16158392), (2498, 8079196), (4996, 4039598), (9992, 2019799)]