19990400211056

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6681283493}}^1$

素因数の和:6681283529

約数の個数: 40

約数和(自身を含む): 44737874275824

約数和(自身を除く): 24747474064768

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 6681283493, 13362566986, 26725133972, 53450267944, 73494118423, 106900535888, 113581819381, 146988236846, 227163638762, 293976473692, 454327277524, 587952947384, 908654555048, 1175905894768, 1249400013191, 1817309110096, 2498800026382, 4997600052764, 9995200105528, 19990400211056]

約数ペア:

[(1, 19990400211056), (2, 9995200105528), (4, 4997600052764), (8, 2498800026382), (11, 1817309110096), (16, 1249400013191), (17, 1175905894768), (22, 908654555048), (34, 587952947384), (44, 454327277524), (68, 293976473692), (88, 227163638762), (136, 146988236846), (176, 113581819381), (187, 106900535888), (272, 73494118423), (374, 53450267944), (748, 26725133972), (1496, 13362566986), (2992, 6681283493)]