20425626

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2129}}^1$

素因数の和:2191

約数の個数: 48

約数和(自身を含む): 48845160

約数和(自身を除く): 28419534

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 41, 78, 82, 117, 123, 234, 246, 369, 533, 738, 1066, 1599, 2129, 3198, 4258, 4797, 6387, 9594, 12774, 19161, 27677, 38322, 55354, 83031, 87289, 166062, 174578, 249093, 261867, 498186, 523734, 785601, 1134757, 1571202, 2269514, 3404271, 6808542, 10212813, 20425626]

約数ペア:

[(1, 20425626), (2, 10212813), (3, 6808542), (6, 3404271), (9, 2269514), (13, 1571202), (18, 1134757), (26, 785601), (39, 523734), (41, 498186), (78, 261867), (82, 249093), (117, 174578), (123, 166062), (234, 87289), (246, 83031), (369, 55354), (533, 38322), (738, 27677), (1066, 19161), (1599, 12774), (2129, 9594), (3198, 6387), (4258, 4797)]