20185596812

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{221849}}^1$

素因数の和:221942

約数の個数: 36

約数和(自身を含む): 37786379400

約数和(自身を除く): 17600782588

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 529, 989, 1058, 1978, 2116, 3956, 22747, 45494, 90988, 221849, 443698, 887396, 5102527, 9539507, 10205054, 19079014, 20410108, 38158028, 117358121, 219408661, 234716242, 438817322, 469432484, 877634644, 5046399203, 10092798406, 20185596812]

約数ペア:

[(1, 20185596812), (2, 10092798406), (4, 5046399203), (23, 877634644), (43, 469432484), (46, 438817322), (86, 234716242), (92, 219408661), (172, 117358121), (529, 38158028), (989, 20410108), (1058, 19079014), (1978, 10205054), (2116, 9539507), (3956, 5102527), (22747, 887396), (45494, 443698), (90988, 221849)]