28190452

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 54331200

約数和(自身を除く): 26140748

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 83, 109, 164, 166, 218, 332, 436, 779, 1558, 1577, 2071, 3116, 3154, 3403, 4142, 4469, 6308, 6806, 8284, 8938, 9047, 13612, 17876, 18094, 36188, 64657, 84911, 129314, 169822, 171893, 258628, 339644, 343786, 370927, 687572, 741854, 1483708, 7047613, 14095226, 28190452]

約数ペア:

[(1, 28190452), (2, 14095226), (4, 7047613), (19, 1483708), (38, 741854), (41, 687572), (76, 370927), (82, 343786), (83, 339644), (109, 258628), (164, 171893), (166, 169822), (218, 129314), (332, 84911), (436, 64657), (779, 36188), (1558, 18094), (1577, 17876), (2071, 13612), (3116, 9047), (3154, 8938), (3403, 8284), (4142, 6806), (4469, 6308)]