20120780151

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6921493}}^1$

素因数の和:6921535

約数の個数: 24

約数和(自身を含む): 32392591920

約数和(自身を除く): 12271811769

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 6921493, 20764479, 62293437, 117665381, 131508367, 352996143, 394525101, 1058988429, 1183575303, 2235642239, 6706926717, 20120780151]

約数ペア:

[(1, 20120780151), (3, 6706926717), (9, 2235642239), (17, 1183575303), (19, 1058988429), (51, 394525101), (57, 352996143), (153, 131508367), (171, 117665381), (323, 62293437), (969, 20764479), (2907, 6921493)]