19316464

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{63541}}^1$

素因数の和:63568

約数の個数: 20

約数和(自身を含む): 39396040

約数和(自身を除く): 20079576

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 63541, 127082, 254164, 508328, 1016656, 1207279, 2414558, 4829116, 9658232, 19316464]

約数ペア:

[(1, 19316464), (2, 9658232), (4, 4829116), (8, 2414558), (16, 1207279), (19, 1016656), (38, 508328), (76, 254164), (152, 127082), (304, 63541)]