20383887

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1153}}^1$

素因数の和:1310

約数の個数: 16

約数和(自身を含む): 27917568

約数和(自身を除く): 7533681

約数列:

[1, 3, 71, 83, 213, 249, 1153, 3459, 5893, 17679, 81863, 95699, 245589, 287097, 6794629, 20383887]

約数ペア:

[(1, 20383887), (3, 6794629), (71, 287097), (83, 245589), (213, 95699), (249, 81863), (1153, 17679), (3459, 5893)]