19319599

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 23950080

約数和(自身を除く): 4630481

約数列:

[1, 13, 17, 19, 43, 107, 221, 247, 323, 559, 731, 817, 1391, 1819, 2033, 4199, 4601, 9503, 10621, 13889, 23647, 26429, 34561, 59813, 78217, 87419, 180557, 449293, 1016821, 1136447, 1486123, 19319599]

約数ペア:

[(1, 19319599), (13, 1486123), (17, 1136447), (19, 1016821), (43, 449293), (107, 180557), (221, 87419), (247, 78217), (323, 59813), (559, 34561), (731, 26429), (817, 23647), (1391, 13889), (1819, 10621), (2033, 9503), (4199, 4601)]