19219707

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3221}}^1$

素因数の和:3260

約数の個数: 32

約数和(自身を含む): 32477760

約数和(自身を除く): 13258053

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 3221, 5967, 9663, 28989, 41873, 54757, 86967, 125619, 164271, 376857, 492813, 711841, 1130571, 1478439, 2135523, 6406569, 19219707]

約数ペア:

[(1, 19219707), (3, 6406569), (9, 2135523), (13, 1478439), (17, 1130571), (27, 711841), (39, 492813), (51, 376857), (117, 164271), (153, 125619), (221, 86967), (351, 54757), (459, 41873), (663, 28989), (1989, 9663), (3221, 5967)]