13920976

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{21221}}^1$

素因数の和:21270

約数の個数: 20

約数和(自身を含む): 27631044

約数和(自身を除く): 13710068

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 21221, 42442, 84884, 169768, 339536, 870061, 1740122, 3480244, 6960488, 13920976]

約数ペア:

[(1, 13920976), (2, 6960488), (4, 3480244), (8, 1740122), (16, 870061), (41, 339536), (82, 169768), (164, 84884), (328, 42442), (656, 21221)]