19916424

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25147}}^1$

素因数の和:25170

約数の個数: 48

約数和(自身を含む): 58846320

約数和(自身を除く): 38929896

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 25147, 50294, 75441, 100588, 150882, 201176, 226323, 276617, 301764, 452646, 553234, 603528, 829851, 905292, 1106468, 1659702, 1810584, 2212936, 2489553, 3319404, 4979106, 6638808, 9958212, 19916424]

約数ペア:

[(1, 19916424), (2, 9958212), (3, 6638808), (4, 4979106), (6, 3319404), (8, 2489553), (9, 2212936), (11, 1810584), (12, 1659702), (18, 1106468), (22, 905292), (24, 829851), (33, 603528), (36, 553234), (44, 452646), (66, 301764), (72, 276617), (88, 226323), (99, 201176), (132, 150882), (198, 100588), (264, 75441), (396, 50294), (792, 25147)]