18758924172

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{1279}}^1\times {\mathrm{5581}}^1$

素因数の和:6943

約数の個数: 72

約数和(自身を含む): 48114160640

約数和(自身を除く): 29355236468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1279, 1314, 2558, 2628, 3837, 5116, 5581, 7674, 11162, 11511, 15348, 16743, 22324, 23022, 33486, 46044, 50229, 66972, 93367, 100458, 186734, 200916, 280101, 373468, 407413, 560202, 814826, 840303, 1120404, 1222239, 1629652, 1680606, 2444478, 3361212, 3666717, 4888956, 7138099, 7333434, 14276198, 14666868, 21414297, 28552396, 42828594, 64242891, 85657188, 128485782, 256971564, 521081227, 1042162454, 1563243681, 2084324908, 3126487362, 4689731043, 6252974724, 9379462086, 18758924172]

約数ペア:

[(1, 18758924172), (2, 9379462086), (3, 6252974724), (4, 4689731043), (6, 3126487362), (9, 2084324908), (12, 1563243681), (18, 1042162454), (36, 521081227), (73, 256971564), (146, 128485782), (219, 85657188), (292, 64242891), (438, 42828594), (657, 28552396), (876, 21414297), (1279, 14666868), (1314, 14276198), (2558, 7333434), (2628, 7138099), (3837, 4888956), (5116, 3666717), (5581, 3361212), (7674, 2444478), (11162, 1680606), (11511, 1629652), (15348, 1222239), (16743, 1120404), (22324, 840303), (23022, 814826), (33486, 560202), (46044, 407413), (50229, 373468), (66972, 280101), (93367, 200916), (100458, 186734)]