20201235908

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^2\times {\mathrm{76679}}^1$

素因数の和:76884

約数の個数: 36

約数和(自身を含む): 40823818560

約数和(自身を除く): 20622582652

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 9409, 18818, 37636, 65863, 76679, 131726, 153358, 263452, 306716, 536753, 1073506, 2147012, 7437863, 14875726, 29751452, 52065041, 104130082, 208260164, 721472711, 1442945422, 2885890844, 5050308977, 10100617954, 20201235908]

約数ペア:

[(1, 20201235908), (2, 10100617954), (4, 5050308977), (7, 2885890844), (14, 1442945422), (28, 721472711), (97, 208260164), (194, 104130082), (388, 52065041), (679, 29751452), (1358, 14875726), (2716, 7437863), (9409, 2147012), (18818, 1073506), (37636, 536753), (65863, 306716), (76679, 263452), (131726, 153358)]