19900584

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25127}}^1$

素因数の和:25150

約数の個数: 48

約数和(自身を含む): 58799520

約数和(自身を除く): 38898936

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, 25127, 50254, 75381, 100508, 150762, 201016, 226143, 276397, 301524, 452286, 552794, 603048, 829191, 904572, 1105588, 1658382, 1809144, 2211176, 2487573, 3316764, 4975146, 6633528, 9950292, 19900584]

約数ペア:

[(1, 19900584), (2, 9950292), (3, 6633528), (4, 4975146), (6, 3316764), (8, 2487573), (9, 2211176), (11, 1809144), (12, 1658382), (18, 1105588), (22, 904572), (24, 829191), (33, 603048), (36, 552794), (44, 452286), (66, 301524), (72, 276397), (88, 226143), (99, 201016), (132, 150762), (198, 100508), (264, 75381), (396, 50254), (792, 25127)]