1891038530

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{426871}}^1$

素因数の和:427321

約数の個数: 16

約数和(自身を含む): 3411561024

約数和(自身を除く): 1520522494

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 426871, 853742, 2134355, 4268710, 189103853, 378207706, 945519265, 1891038530]

約数ペア:

[(1, 1891038530), (2, 945519265), (5, 378207706), (10, 189103853), (443, 4268710), (886, 2134355), (2215, 853742), (4430, 426871)]