19055280881

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{47279}}^1$

素因数の和:47445

約数の個数: 32

約数和(自身を含む): 24231567360

約数和(自身を除く): 5176286479

約数列:

[1, 7, 13, 43, 91, 103, 301, 559, 721, 1339, 3913, 4429, 9373, 31003, 47279, 57577, 330953, 403039, 614627, 2032997, 4302389, 4869737, 14230979, 26428961, 34088159, 63306581, 185002727, 209398691, 443146067, 1465790837, 2722182983, 19055280881]

約数ペア:

[(1, 19055280881), (7, 2722182983), (13, 1465790837), (43, 443146067), (91, 209398691), (103, 185002727), (301, 63306581), (559, 34088159), (721, 26428961), (1339, 14230979), (3913, 4869737), (4429, 4302389), (9373, 2032997), (31003, 614627), (47279, 403039), (57577, 330953)]