20578707908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{4957}}^1\times {\mathrm{94351}}^1$

素因数の和:99323

約数の個数: 24

約数和(自身を含む): 39294966144

約数和(自身を除く): 18716258236

約数列:

[1, 2, 4, 11, 22, 44, 4957, 9914, 19828, 54527, 94351, 109054, 188702, 218108, 377404, 1037861, 2075722, 4151444, 467697907, 935395814, 1870791628, 5144676977, 10289353954, 20578707908]

約数ペア:

[(1, 20578707908), (2, 10289353954), (4, 5144676977), (11, 1870791628), (22, 935395814), (44, 467697907), (4957, 4151444), (9914, 2075722), (19828, 1037861), (54527, 377404), (94351, 218108), (109054, 188702)]