19953627

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{4073}}^1$

素因数の和:4170

約数の個数: 16

約数和(自身を含む): 28159488

約数和(自身を除く): 8205861

約数列:

[1, 3, 23, 69, 71, 213, 1633, 4073, 4899, 12219, 93679, 281037, 289183, 867549, 6651209, 19953627]

約数ペア:

[(1, 19953627), (3, 6651209), (23, 867549), (69, 289183), (71, 281037), (213, 93679), (1633, 12219), (4073, 4899)]