18484768

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:317

約数の個数: 48

約数和(自身を含む): 37985976

約数和(自身を除く): 19501208

約数列:

[1, 2, 4, 8, 16, 32, 41, 73, 82, 146, 164, 193, 292, 328, 386, 584, 656, 772, 1168, 1312, 1544, 2336, 2993, 3088, 5986, 6176, 7913, 11972, 14089, 15826, 23944, 28178, 31652, 47888, 56356, 63304, 95776, 112712, 126608, 225424, 253216, 450848, 577649, 1155298, 2310596, 4621192, 9242384, 18484768]

約数ペア:

[(1, 18484768), (2, 9242384), (4, 4621192), (8, 2310596), (16, 1155298), (32, 577649), (41, 450848), (73, 253216), (82, 225424), (146, 126608), (164, 112712), (193, 95776), (292, 63304), (328, 56356), (386, 47888), (584, 31652), (656, 28178), (772, 23944), (1168, 15826), (1312, 14089), (1544, 11972), (2336, 7913), (2993, 6176), (3088, 5986)]