20275728

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{3491}}^1$

素因数の和:3524

約数の個数: 60

約数和(自身を含む): 57590064

約数和(自身を除く): 37314336

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 121, 132, 176, 242, 264, 363, 484, 528, 726, 968, 1452, 1936, 2904, 3491, 5808, 6982, 10473, 13964, 20946, 27928, 38401, 41892, 55856, 76802, 83784, 115203, 153604, 167568, 230406, 307208, 422411, 460812, 614416, 844822, 921624, 1267233, 1689644, 1843248, 2534466, 3379288, 5068932, 6758576, 10137864, 20275728]

約数ペア:

[(1, 20275728), (2, 10137864), (3, 6758576), (4, 5068932), (6, 3379288), (8, 2534466), (11, 1843248), (12, 1689644), (16, 1267233), (22, 921624), (24, 844822), (33, 614416), (44, 460812), (48, 422411), (66, 307208), (88, 230406), (121, 167568), (132, 153604), (176, 115203), (242, 83784), (264, 76802), (363, 55856), (484, 41892), (528, 38401), (726, 27928), (968, 20946), (1452, 13964), (1936, 10473), (2904, 6982), (3491, 5808)]