55405406

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{208291}}^1$

素因数の和:208319

約数の個数: 16

約数和(自身を含む): 99980160

約数和(自身を除く): 44574754

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 208291, 416582, 1458037, 2916074, 3957529, 7915058, 27702703, 55405406]

約数ペア:

[(1, 55405406), (2, 27702703), (7, 7915058), (14, 3957529), (19, 2916074), (38, 1458037), (133, 416582), (266, 208291)]