20573619

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{4909}}^1$

素因数の和:5050

約数の個数: 16

約数和(自身を含む): 30167040

約数和(自身を除く): 9593421

約数列:

[1, 3, 11, 33, 127, 381, 1397, 4191, 4909, 14727, 53999, 161997, 623443, 1870329, 6857873, 20573619]

約数ペア:

[(1, 20573619), (3, 6857873), (11, 1870329), (33, 623443), (127, 161997), (381, 53999), (1397, 14727), (4191, 4909)]