20809399017

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{386153}}^1$

素因数の和:386261

約数の個数: 32

約数和(自身を含む): 32029157376

約数和(自身を除く): 11219758359

約数列:

[1, 3, 11, 23, 33, 69, 71, 213, 253, 759, 781, 1633, 2343, 4899, 17963, 53889, 386153, 1158459, 4247683, 8881519, 12743049, 26644557, 27416863, 82250589, 97696709, 293090127, 301585493, 630587849, 904756479, 1891763547, 6936466339, 20809399017]

約数ペア:

[(1, 20809399017), (3, 6936466339), (11, 1891763547), (23, 904756479), (33, 630587849), (69, 301585493), (71, 293090127), (213, 97696709), (253, 82250589), (759, 27416863), (781, 26644557), (1633, 12743049), (2343, 8881519), (4899, 4247683), (17963, 1158459), (53889, 386153)]