19478876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{256301}}^1$

素因数の和:256324

約数の個数: 12

約数和(自身を含む): 35882280

約数和(自身を除く): 16403404

約数列:

[1, 2, 4, 19, 38, 76, 256301, 512602, 1025204, 4869719, 9739438, 19478876]

約数ペア:

[(1, 19478876), (2, 9739438), (4, 4869719), (19, 1025204), (38, 512602), (76, 256301)]