18117572

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 36154944

約数和(自身を除く): 18037372

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 83, 121, 164, 166, 242, 332, 451, 484, 902, 913, 1331, 1804, 1826, 2662, 3403, 3652, 4961, 5324, 6806, 9922, 10043, 13612, 19844, 20086, 37433, 40172, 54571, 74866, 109142, 110473, 149732, 218284, 220946, 411763, 441892, 823526, 1647052, 4529393, 9058786, 18117572]

約数ペア:

[(1, 18117572), (2, 9058786), (4, 4529393), (11, 1647052), (22, 823526), (41, 441892), (44, 411763), (82, 220946), (83, 218284), (121, 149732), (164, 110473), (166, 109142), (242, 74866), (332, 54571), (451, 40172), (484, 37433), (902, 20086), (913, 19844), (1331, 13612), (1804, 10043), (1826, 9922), (2662, 6806), (3403, 5324), (3652, 4961)]