15665072

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{22769}}^1$

素因数の和:22820

約数の個数: 20

約数和(自身を含む): 31058280

約数和(自身を除く): 15393208

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 22769, 45538, 91076, 182152, 364304, 979067, 1958134, 3916268, 7832536, 15665072]

約数ペア:

[(1, 15665072), (2, 7832536), (4, 3916268), (8, 1958134), (16, 979067), (43, 364304), (86, 182152), (172, 91076), (344, 45538), (688, 22769)]