20341710158

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{238859}}^1$

素因数の和:238965

約数の個数: 48

約数和(自身を含む): 39211257600

約数和(自身を除く): 18869547442

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 79, 98, 154, 158, 539, 553, 869, 1078, 1106, 1738, 3871, 6083, 7742, 12166, 42581, 85162, 238859, 477718, 1672013, 2627449, 3344026, 5254898, 11704091, 18392143, 18869861, 23408182, 36784286, 37739722, 128745001, 132089027, 207568471, 257490002, 264178054, 415136942, 924623189, 1452979297, 1849246378, 2905958594, 10170855079, 20341710158]

約数ペア:

[(1, 20341710158), (2, 10170855079), (7, 2905958594), (11, 1849246378), (14, 1452979297), (22, 924623189), (49, 415136942), (77, 264178054), (79, 257490002), (98, 207568471), (154, 132089027), (158, 128745001), (539, 37739722), (553, 36784286), (869, 23408182), (1078, 18869861), (1106, 18392143), (1738, 11704091), (3871, 5254898), (6083, 3344026), (7742, 2627449), (12166, 1672013), (42581, 477718), (85162, 238859)]