20231728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{827}}^1$

素因数の和:985

約数の個数: 40

約数和(自身を含む): 43122240

約数和(自身を除く): 22890512

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 139, 176, 278, 556, 827, 1112, 1529, 1654, 2224, 3058, 3308, 6116, 6616, 9097, 12232, 13232, 18194, 24464, 36388, 72776, 114953, 145552, 229906, 459812, 919624, 1264483, 1839248, 2528966, 5057932, 10115864, 20231728]

約数ペア:

[(1, 20231728), (2, 10115864), (4, 5057932), (8, 2528966), (11, 1839248), (16, 1264483), (22, 919624), (44, 459812), (88, 229906), (139, 145552), (176, 114953), (278, 72776), (556, 36388), (827, 24464), (1112, 18194), (1529, 13232), (1654, 12232), (2224, 9097), (3058, 6616), (3308, 6116)]