19215989

素因数分解:

${\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:356

約数の個数: 16

約数和(自身を含む): 21245952

約数和(自身を除く): 2029963

約数列:

[1, 13, 103, 113, 127, 1339, 1469, 1651, 11639, 13081, 14351, 151307, 170053, 186563, 1478153, 19215989]

約数ペア:

[(1, 19215989), (13, 1478153), (103, 186563), (113, 170053), (127, 151307), (1339, 14351), (1469, 13081), (1651, 11639)]