20127081

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3767}}^1$

素因数の和:3920

約数の個数: 16

約数和(自身を含む): 29119104

約数和(自身を除く): 8992023

約数列:

[1, 3, 13, 39, 137, 411, 1781, 3767, 5343, 11301, 48971, 146913, 516079, 1548237, 6709027, 20127081]

約数ペア:

[(1, 20127081), (3, 6709027), (13, 1548237), (39, 516079), (137, 146913), (411, 48971), (1781, 11301), (3767, 5343)]