161855984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{532421}}^1$

素因数の和:532448

約数の個数: 20

約数和(自身を含む): 330101640

約数和(自身を除く): 168245656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 532421, 1064842, 2129684, 4259368, 8518736, 10115999, 20231998, 40463996, 80927992, 161855984]

約数ペア:

[(1, 161855984), (2, 80927992), (4, 40463996), (8, 20231998), (16, 10115999), (19, 8518736), (38, 4259368), (76, 2129684), (152, 1064842), (304, 532421)]