16321878

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 38016000

約数和(自身を除く): 21694122

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 59, 94, 109, 118, 141, 177, 218, 282, 327, 354, 423, 531, 654, 846, 981, 1062, 1269, 1593, 1962, 2538, 2773, 2943, 3186, 5123, 5546, 5886, 6431, 8319, 10246, 12862, 15369, 16638, 19293, 24957, 30738, 38586, 46107, 49914, 57879, 74871, 92214, 115758, 138321, 149742, 173637, 276642, 302257, 347274, 604514, 906771, 1813542, 2720313, 5440626, 8160939, 16321878]

約数ペア:

[(1, 16321878), (2, 8160939), (3, 5440626), (6, 2720313), (9, 1813542), (18, 906771), (27, 604514), (47, 347274), (54, 302257), (59, 276642), (94, 173637), (109, 149742), (118, 138321), (141, 115758), (177, 92214), (218, 74871), (282, 57879), (327, 49914), (354, 46107), (423, 38586), (531, 30738), (654, 24957), (846, 19293), (981, 16638), (1062, 15369), (1269, 12862), (1593, 10246), (1962, 8319), (2538, 6431), (2773, 5886), (2943, 5546), (3186, 5123)]