20120958

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7817}}^1$

素因数の和:7849

約数の個数: 48

約数和(自身を含む): 51223536

約数和(自身を除く): 31102578

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 7817, 15634, 23451, 46902, 70353, 85987, 101621, 140706, 171974, 203242, 257961, 304863, 515922, 609726, 773883, 914589, 1117831, 1547766, 1829178, 2235662, 3353493, 6706986, 10060479, 20120958]

約数ペア:

[(1, 20120958), (2, 10060479), (3, 6706986), (6, 3353493), (9, 2235662), (11, 1829178), (13, 1547766), (18, 1117831), (22, 914589), (26, 773883), (33, 609726), (39, 515922), (66, 304863), (78, 257961), (99, 203242), (117, 171974), (143, 140706), (198, 101621), (234, 85987), (286, 70353), (429, 46902), (858, 23451), (1287, 15634), (2574, 7817)]