20138792

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{58543}}^1$

素因数の和:58592

約数の個数: 16

約数和(自身を含む): 38639040

約数和(自身を除く): 18500248

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 58543, 117086, 234172, 468344, 2517349, 5034698, 10069396, 20138792]

約数ペア:

[(1, 20138792), (2, 10069396), (4, 5034698), (8, 2517349), (43, 468344), (86, 234172), (172, 117086), (344, 58543)]