20566133

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 25424280

約数和(自身を除く): 4858147

約数列:

[1, 7, 29, 41, 49, 203, 287, 353, 1189, 1421, 2009, 2471, 8323, 10237, 14473, 17297, 58261, 71659, 101311, 419717, 501613, 709177, 2938019, 20566133]

約数ペア:

[(1, 20566133), (7, 2938019), (29, 709177), (41, 501613), (49, 419717), (203, 101311), (287, 71659), (353, 58261), (1189, 17297), (1421, 14473), (2009, 10237), (2471, 8323)]