19969832561

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{38569}}^1$

素因数の和:38841

約数の個数: 32

約数和(自身を含む): 25548768000

約数和(自身を除く): 5578935439

約数列:

[1, 7, 17, 19, 119, 133, 229, 323, 1603, 2261, 3893, 4351, 27251, 30457, 38569, 73967, 269983, 517769, 655673, 732811, 4589711, 5129677, 8832301, 12457787, 61826107, 87204509, 150149117, 167813719, 1051043819, 1174696033, 2852833223, 19969832561]

約数ペア:

[(1, 19969832561), (7, 2852833223), (17, 1174696033), (19, 1051043819), (119, 167813719), (133, 150149117), (229, 87204509), (323, 61826107), (1603, 12457787), (2261, 8832301), (3893, 5129677), (4351, 4589711), (27251, 732811), (30457, 655673), (38569, 517769), (73967, 269983)]