19961536

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2621}}^1$

素因数の和:2657

約数の個数: 56

約数和(自身を含む): 47951136

約数和(自身を除く): 27989600

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 136, 224, 238, 272, 448, 476, 544, 952, 1088, 1904, 2621, 3808, 5242, 7616, 10484, 18347, 20968, 36694, 41936, 44557, 73388, 83872, 89114, 146776, 167744, 178228, 293552, 311899, 356456, 587104, 623798, 712912, 1174208, 1247596, 1425824, 2495192, 2851648, 4990384, 9980768, 19961536]

約数ペア:

[(1, 19961536), (2, 9980768), (4, 4990384), (7, 2851648), (8, 2495192), (14, 1425824), (16, 1247596), (17, 1174208), (28, 712912), (32, 623798), (34, 587104), (56, 356456), (64, 311899), (68, 293552), (112, 178228), (119, 167744), (136, 146776), (224, 89114), (238, 83872), (272, 73388), (448, 44557), (476, 41936), (544, 36694), (952, 20968), (1088, 18347), (1904, 10484), (2621, 7616), (3808, 5242)]