19847956

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{313}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 35449344

約数和(自身を除く): 15601388

約数列:

[1, 2, 4, 83, 166, 191, 313, 332, 382, 626, 764, 1252, 15853, 25979, 31706, 51958, 59783, 63412, 103916, 119566, 239132, 4961989, 9923978, 19847956]

約数ペア:

[(1, 19847956), (2, 9923978), (4, 4961989), (83, 239132), (166, 119566), (191, 103916), (313, 63412), (332, 59783), (382, 51958), (626, 31706), (764, 25979), (1252, 15853)]