20239869

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16741}}^1$

素因数の和:16788

約数の個数: 16

約数和(自身を含む): 30001664

約数和(自身を除く): 9761795

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 16741, 50223, 217633, 518971, 652899, 1556913, 6746623, 20239869]

約数ペア:

[(1, 20239869), (3, 6746623), (13, 1556913), (31, 652899), (39, 518971), (93, 217633), (403, 50223), (1209, 16741)]