20249945989

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{107449}}^1$

素因数の和:107597

約数の個数: 32

約数和(自身を含む): 26475680000

約数和(自身を除く): 6225734011

約数列:

[1, 7, 13, 19, 91, 109, 133, 247, 763, 1417, 1729, 2071, 9919, 14497, 26923, 107449, 188461, 752143, 1396837, 2041531, 9777859, 11711941, 14290717, 26539903, 81983587, 152255233, 185779321, 222526879, 1065786631, 1557688153, 2892849427, 20249945989]

約数ペア:

[(1, 20249945989), (7, 2892849427), (13, 1557688153), (19, 1065786631), (91, 222526879), (109, 185779321), (133, 152255233), (247, 81983587), (763, 26539903), (1417, 14290717), (1729, 11711941), (2071, 9777859), (9919, 2041531), (14497, 1396837), (26923, 752143), (107449, 188461)]