19739643

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{85453}}^1$

素因数の和:85474

約数の個数: 16

約数和(自身を含む): 32814336

約数和(自身を除く): 13074693

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 85453, 256359, 598171, 939983, 1794513, 2819949, 6579881, 19739643]

約数ペア:

[(1, 19739643), (3, 6579881), (7, 2819949), (11, 1794513), (21, 939983), (33, 598171), (77, 256359), (231, 85453)]