20137281619

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{100999}}^1$

素因数の和:101339

約数の個数: 24

約数和(自身を含む): 25307772000

約数和(自身を除く): 5170490381

約数列:

[1, 7, 13, 49, 91, 313, 637, 2191, 4069, 15337, 28483, 100999, 199381, 706993, 1312987, 4948951, 9190909, 31612687, 64336363, 221288809, 410964931, 1549021663, 2876754517, 20137281619]

約数ペア:

[(1, 20137281619), (7, 2876754517), (13, 1549021663), (49, 410964931), (91, 221288809), (313, 64336363), (637, 31612687), (2191, 9190909), (4069, 4948951), (15337, 1312987), (28483, 706993), (100999, 199381)]