19960391574

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{31397}}^1$

素因数の和:31662

約数の個数: 64

約数和(自身を含む): 45318617280

約数和(自身を除く): 25358225706

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 122, 183, 193, 366, 386, 549, 579, 1098, 1158, 1647, 1737, 3294, 3474, 5211, 10422, 11773, 23546, 31397, 35319, 62794, 70638, 94191, 105957, 188382, 211914, 282573, 317871, 565146, 635742, 847719, 1695438, 1915217, 3830434, 5745651, 6059621, 11491302, 12119242, 17236953, 18178863, 34473906, 36357726, 51710859, 54536589, 103421718, 109073178, 163609767, 327219534, 369636881, 739273762, 1108910643, 2217821286, 3326731929, 6653463858, 9980195787, 19960391574]

約数ペア:

[(1, 19960391574), (2, 9980195787), (3, 6653463858), (6, 3326731929), (9, 2217821286), (18, 1108910643), (27, 739273762), (54, 369636881), (61, 327219534), (122, 163609767), (183, 109073178), (193, 103421718), (366, 54536589), (386, 51710859), (549, 36357726), (579, 34473906), (1098, 18178863), (1158, 17236953), (1647, 12119242), (1737, 11491302), (3294, 6059621), (3474, 5745651), (5211, 3830434), (10422, 1915217), (11773, 1695438), (23546, 847719), (31397, 635742), (35319, 565146), (62794, 317871), (70638, 282573), (94191, 211914), (105957, 188382)]