20194866

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 46886400

約数和(自身を除く): 26691534

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 73, 94, 109, 141, 146, 218, 219, 282, 327, 423, 438, 654, 657, 846, 981, 1269, 1314, 1962, 1971, 2538, 2943, 3431, 3942, 5123, 5886, 6862, 7957, 10246, 10293, 15369, 15914, 20586, 23871, 30738, 30879, 46107, 47742, 61758, 71613, 92214, 92637, 138321, 143226, 185274, 214839, 276642, 373979, 429678, 747958, 1121937, 2243874, 3365811, 6731622, 10097433, 20194866]

約数ペア:

[(1, 20194866), (2, 10097433), (3, 6731622), (6, 3365811), (9, 2243874), (18, 1121937), (27, 747958), (47, 429678), (54, 373979), (73, 276642), (94, 214839), (109, 185274), (141, 143226), (146, 138321), (218, 92637), (219, 92214), (282, 71613), (327, 61758), (423, 47742), (438, 46107), (654, 30879), (657, 30738), (846, 23871), (981, 20586), (1269, 15914), (1314, 15369), (1962, 10293), (1971, 10246), (2538, 7957), (2943, 6862), (3431, 5886), (3942, 5123)]