20809612490051

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5147}}^1\times {\mathrm{2282923}}^1$

素因数の和:2288111

約数の個数: 32

約数和(自身を含む): 27077743300608

約数和(自身を除く): 6268130810557

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 5147, 36029, 56617, 118381, 396319, 828667, 1302191, 2282923, 9115337, 15980461, 25112153, 52507229, 175785071, 367550603, 577579519, 4043056633, 11750204681, 82251432767, 129252251491, 270254707663, 904765760437, 1891782953641, 2972801784293, 20809612490051]

約数ペア:

[(1, 20809612490051), (7, 2972801784293), (11, 1891782953641), (23, 904765760437), (77, 270254707663), (161, 129252251491), (253, 82251432767), (1771, 11750204681), (5147, 4043056633), (36029, 577579519), (56617, 367550603), (118381, 175785071), (396319, 52507229), (828667, 25112153), (1302191, 15980461), (2282923, 9115337)]