18067654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 30792960

約数和(自身を除く): 12725306

約数列:

[1, 2, 11, 22, 43, 71, 86, 142, 269, 473, 538, 781, 946, 1562, 2959, 3053, 5918, 6106, 11567, 19099, 23134, 33583, 38198, 67166, 127237, 210089, 254474, 420178, 821257, 1642514, 9033827, 18067654]

約数ペア:

[(1, 18067654), (2, 9033827), (11, 1642514), (22, 821257), (43, 420178), (71, 254474), (86, 210089), (142, 127237), (269, 67166), (473, 38198), (538, 33583), (781, 23134), (946, 19099), (1562, 11567), (2959, 6106), (3053, 5918)]