20779083

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 35433216

約数和(自身を除く): 14654133

約数列:

[1, 3, 9, 13, 17, 31, 39, 51, 93, 117, 153, 221, 279, 337, 403, 527, 663, 1011, 1209, 1581, 1989, 3033, 3627, 4381, 4743, 5729, 6851, 10447, 13143, 17187, 20553, 31341, 39429, 51561, 61659, 74477, 94023, 135811, 177599, 223431, 407433, 532797, 670293, 1222299, 1598391, 2308787, 6926361, 20779083]

約数ペア:

[(1, 20779083), (3, 6926361), (9, 2308787), (13, 1598391), (17, 1222299), (31, 670293), (39, 532797), (51, 407433), (93, 223431), (117, 177599), (153, 135811), (221, 94023), (279, 74477), (337, 61659), (403, 51561), (527, 39429), (663, 31341), (1011, 20553), (1209, 17187), (1581, 13143), (1989, 10447), (3033, 6851), (3627, 5729), (4381, 4743)]