19452928

素因数分解:

$2^{10}\times {\mathrm{11}}^2\times {\mathrm{157}}^1$

素因数の和:199

約数の個数: 66

約数和(自身を含む): 43015658

約数和(自身を除く): 23562730

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 128, 157, 176, 242, 256, 314, 352, 484, 512, 628, 704, 968, 1024, 1256, 1408, 1727, 1936, 2512, 2816, 3454, 3872, 5024, 5632, 6908, 7744, 10048, 11264, 13816, 15488, 18997, 20096, 27632, 30976, 37994, 40192, 55264, 61952, 75988, 80384, 110528, 123904, 151976, 160768, 221056, 303952, 442112, 607904, 884224, 1215808, 1768448, 2431616, 4863232, 9726464, 19452928]

約数ペア:

[(1, 19452928), (2, 9726464), (4, 4863232), (8, 2431616), (11, 1768448), (16, 1215808), (22, 884224), (32, 607904), (44, 442112), (64, 303952), (88, 221056), (121, 160768), (128, 151976), (157, 123904), (176, 110528), (242, 80384), (256, 75988), (314, 61952), (352, 55264), (484, 40192), (512, 37994), (628, 30976), (704, 27632), (968, 20096), (1024, 18997), (1256, 15488), (1408, 13816), (1727, 11264), (1936, 10048), (2512, 7744), (2816, 6908), (3454, 5632), (3872, 5024)]