19990562

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{373}}^1$

素因数の和:713

約数の個数: 16

約数和(自身を含む): 30446592

約数和(自身を除く): 10456030

約数列:

[1, 2, 127, 211, 254, 373, 422, 746, 26797, 47371, 53594, 78703, 94742, 157406, 9995281, 19990562]

約数ペア:

[(1, 19990562), (2, 9995281), (127, 157406), (211, 94742), (254, 78703), (373, 53594), (422, 47371), (746, 26797)]