19905756

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127601}}^1$

素因数の和:127621

約数の個数: 24

約数和(自身を含む): 50019984

約数和(自身を除く): 30114228

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 127601, 255202, 382803, 510404, 765606, 1531212, 1658813, 3317626, 4976439, 6635252, 9952878, 19905756]

約数ペア:

[(1, 19905756), (2, 9952878), (3, 6635252), (4, 4976439), (6, 3317626), (12, 1658813), (13, 1531212), (26, 765606), (39, 510404), (52, 382803), (78, 255202), (156, 127601)]