20802606

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 48833280

約数和(自身を除く): 28030674

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 53, 57, 66, 106, 114, 159, 209, 313, 318, 418, 583, 626, 627, 939, 1007, 1166, 1254, 1749, 1878, 2014, 3021, 3443, 3498, 5947, 6042, 6886, 10329, 11077, 11894, 16589, 17841, 20658, 22154, 33178, 33231, 35682, 49767, 65417, 66462, 99534, 130834, 182479, 196251, 315191, 364958, 392502, 547437, 630382, 945573, 1094874, 1891146, 3467101, 6934202, 10401303, 20802606]

約数ペア:

[(1, 20802606), (2, 10401303), (3, 6934202), (6, 3467101), (11, 1891146), (19, 1094874), (22, 945573), (33, 630382), (38, 547437), (53, 392502), (57, 364958), (66, 315191), (106, 196251), (114, 182479), (159, 130834), (209, 99534), (313, 66462), (318, 65417), (418, 49767), (583, 35682), (626, 33231), (627, 33178), (939, 22154), (1007, 20658), (1166, 17841), (1254, 16589), (1749, 11894), (1878, 11077), (2014, 10329), (3021, 6886), (3443, 6042), (3498, 5947)]