19710168

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 51321600

約数和(自身を除く): 31611432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 71, 86, 129, 142, 172, 213, 258, 269, 284, 344, 426, 516, 538, 568, 807, 852, 1032, 1076, 1614, 1704, 2152, 3053, 3228, 6106, 6456, 9159, 11567, 12212, 18318, 19099, 23134, 24424, 34701, 36636, 38198, 46268, 57297, 69402, 73272, 76396, 92536, 114594, 138804, 152792, 229188, 277608, 458376, 821257, 1642514, 2463771, 3285028, 4927542, 6570056, 9855084, 19710168]

約数ペア:

[(1, 19710168), (2, 9855084), (3, 6570056), (4, 4927542), (6, 3285028), (8, 2463771), (12, 1642514), (24, 821257), (43, 458376), (71, 277608), (86, 229188), (129, 152792), (142, 138804), (172, 114594), (213, 92536), (258, 76396), (269, 73272), (284, 69402), (344, 57297), (426, 46268), (516, 38198), (538, 36636), (568, 34701), (807, 24424), (852, 23134), (1032, 19099), (1076, 18318), (1614, 12212), (1704, 11567), (2152, 9159), (3053, 6456), (3228, 6106)]