18741177

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{467}}^1$

素因数の和:507

約数の個数: 48

約数和(自身を含む): 34070400

約数和(自身を除く): 15329223

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 343, 441, 467, 637, 819, 1029, 1401, 1911, 3087, 3269, 4203, 4459, 5733, 6071, 9807, 13377, 18213, 22883, 29421, 40131, 42497, 54639, 68649, 127491, 160181, 205947, 297479, 382473, 480543, 892437, 1441629, 2082353, 2677311, 6247059, 18741177]

約数ペア:

[(1, 18741177), (3, 6247059), (7, 2677311), (9, 2082353), (13, 1441629), (21, 892437), (39, 480543), (49, 382473), (63, 297479), (91, 205947), (117, 160181), (147, 127491), (273, 68649), (343, 54639), (441, 42497), (467, 40131), (637, 29421), (819, 22883), (1029, 18213), (1401, 13377), (1911, 9807), (3087, 6071), (3269, 5733), (4203, 4459)]