2019087575

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{1878221}}^1$

素因数の和:1878274

約数の個数: 12

約数和(自身を含む): 2561894808

約数和(自身を除く): 542807233

約数列:

[1, 5, 25, 43, 215, 1075, 1878221, 9391105, 46955525, 80763503, 403817515, 2019087575]

約数ペア:

[(1, 2019087575), (5, 403817515), (25, 80763503), (43, 46955525), (215, 9391105), (1075, 1878221)]