1866889714

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{443}}^1$

素因数の和:819

約数の個数: 48

約数和(自身を含む): 3120907968

約数和(自身を除く): 1254018254

約数列:

[1, 2, 17, 23, 34, 46, 289, 317, 391, 443, 578, 634, 782, 886, 5389, 6647, 7291, 7531, 10189, 10778, 13294, 14582, 15062, 20378, 91613, 123947, 128027, 140431, 173213, 183226, 247894, 256054, 280862, 346426, 2107099, 2387327, 2944621, 3229913, 4214198, 4774654, 5889242, 6459826, 40584559, 54908521, 81169118, 109817042, 933444857, 1866889714]

約数ペア:

[(1, 1866889714), (2, 933444857), (17, 109817042), (23, 81169118), (34, 54908521), (46, 40584559), (289, 6459826), (317, 5889242), (391, 4774654), (443, 4214198), (578, 3229913), (634, 2944621), (782, 2387327), (886, 2107099), (5389, 346426), (6647, 280862), (7291, 256054), (7531, 247894), (10189, 183226), (10778, 173213), (13294, 140431), (14582, 128027), (15062, 123947), (20378, 91613)]