19493264

素因数分解:

$2^4\times 7^1\times {\mathrm{174047}}^1$

素因数の和:174062

約数の個数: 20

約数和(自身を含む): 43163904

約数和(自身を除く): 23670640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 174047, 348094, 696188, 1218329, 1392376, 2436658, 2784752, 4873316, 9746632, 19493264]

約数ペア:

[(1, 19493264), (2, 9746632), (4, 4873316), (7, 2784752), (8, 2436658), (14, 1392376), (16, 1218329), (28, 696188), (56, 348094), (112, 174047)]