20084497124

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{20249}}^1$

素因数の和:20724

約数の個数: 48

約数和(自身を含む): 38283840000

約数和(自身を除く): 18199342876

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 421, 589, 842, 1178, 1684, 2356, 7999, 13051, 15998, 20249, 26102, 31996, 40498, 52204, 80996, 247969, 384731, 495938, 627719, 769462, 991876, 1255438, 1538924, 2510876, 8524829, 11926661, 17049658, 23853322, 34099316, 47706644, 161971751, 264269699, 323943502, 528539398, 647887004, 1057078796, 5021124281, 10042248562, 20084497124]

約数ペア:

[(1, 20084497124), (2, 10042248562), (4, 5021124281), (19, 1057078796), (31, 647887004), (38, 528539398), (62, 323943502), (76, 264269699), (124, 161971751), (421, 47706644), (589, 34099316), (842, 23853322), (1178, 17049658), (1684, 11926661), (2356, 8524829), (7999, 2510876), (13051, 1538924), (15998, 1255438), (20249, 991876), (26102, 769462), (31996, 627719), (40498, 495938), (52204, 384731), (80996, 247969)]