2051215984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{6747421}}^1$

素因数の和:6747448

約数の個数: 20

約数和(自身を含む): 4183401640

約数和(自身を除く): 2132185656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 6747421, 13494842, 26989684, 53979368, 107958736, 128200999, 256401998, 512803996, 1025607992, 2051215984]

約数ペア:

[(1, 2051215984), (2, 1025607992), (4, 512803996), (8, 256401998), (16, 128200999), (19, 107958736), (38, 53979368), (76, 26989684), (152, 13494842), (304, 6747421)]