18872442

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 43037280

約数和(自身を除く): 24164838

約数列:

[1, 2, 3, 6, 9, 18, 37, 43, 74, 86, 111, 129, 222, 258, 333, 387, 659, 666, 774, 1318, 1591, 1977, 3182, 3954, 4773, 5931, 9546, 11862, 14319, 24383, 28337, 28638, 48766, 56674, 73149, 85011, 146298, 170022, 219447, 255033, 438894, 510066, 1048469, 2096938, 3145407, 6290814, 9436221, 18872442]

約数ペア:

[(1, 18872442), (2, 9436221), (3, 6290814), (6, 3145407), (9, 2096938), (18, 1048469), (37, 510066), (43, 438894), (74, 255033), (86, 219447), (111, 170022), (129, 146298), (222, 85011), (258, 73149), (333, 56674), (387, 48766), (659, 28638), (666, 28337), (774, 24383), (1318, 14319), (1591, 11862), (1977, 9546), (3182, 5931), (3954, 4773)]