20461857

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1709}}^1$

素因数の和:2032

約数の個数: 16

約数和(自身を含む): 29494080

約数和(自身を除く): 9032223

約数列:

[1, 3, 13, 39, 307, 921, 1709, 3991, 5127, 11973, 22217, 66651, 524663, 1573989, 6820619, 20461857]

約数ペア:

[(1, 20461857), (3, 6820619), (13, 1573989), (39, 524663), (307, 66651), (921, 22217), (1709, 11973), (3991, 5127)]