19739288

素因数分解:

$2^3\times {\mathrm{1103}}^1\times {\mathrm{2237}}^1$

素因数の和:3346

約数の個数: 16

約数和(自身を含む): 37061280

約数和(自身を除く): 17321992

約数列:

[1, 2, 4, 8, 1103, 2206, 2237, 4412, 4474, 8824, 8948, 17896, 2467411, 4934822, 9869644, 19739288]

約数ペア:

[(1, 19739288), (2, 9869644), (4, 4934822), (8, 2467411), (1103, 17896), (2206, 8948), (2237, 8824), (4412, 4474)]