19127984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{62921}}^1$

素因数の和:62948

約数の個数: 20

約数和(自身を含む): 39011640

約数和(自身を除く): 19883656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 62921, 125842, 251684, 503368, 1006736, 1195499, 2390998, 4781996, 9563992, 19127984]

約数ペア:

[(1, 19127984), (2, 9563992), (4, 4781996), (8, 2390998), (16, 1195499), (19, 1006736), (38, 503368), (76, 251684), (152, 125842), (304, 62921)]