208862992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{4759}}^1$

素因数の和:4991

約数の個数: 40

約数和(自身を含む): 437958080

約数和(自身を除く): 229095088

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 211, 422, 844, 1688, 2743, 3376, 4759, 5486, 9518, 10972, 19036, 21944, 38072, 43888, 61867, 76144, 123734, 247468, 494936, 989872, 1004149, 2008298, 4016596, 8033192, 13053937, 16066384, 26107874, 52215748, 104431496, 208862992]

約数ペア:

[(1, 208862992), (2, 104431496), (4, 52215748), (8, 26107874), (13, 16066384), (16, 13053937), (26, 8033192), (52, 4016596), (104, 2008298), (208, 1004149), (211, 989872), (422, 494936), (844, 247468), (1688, 123734), (2743, 76144), (3376, 61867), (4759, 43888), (5486, 38072), (9518, 21944), (10972, 19036)]