20205639

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{44021}}^1$

素因数の和:44047

約数の個数: 16

約数和(自身を含む): 31695840

約数和(自身を除く): 11490201

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 44021, 132063, 396189, 748357, 1188567, 2245071, 6735213, 20205639]

約数ペア:

[(1, 20205639), (3, 6735213), (9, 2245071), (17, 1188567), (27, 748357), (51, 396189), (153, 132063), (459, 44021)]