20192484689

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{389}}^1\times {\mathrm{1217}}^1$

素因数の和:1829

約数の個数: 32

約数和(自身を含む): 23222777760

約数和(自身を除く): 3030293071

約数列:

[1, 13, 17, 193, 221, 389, 1217, 2509, 3281, 5057, 6613, 15821, 20689, 42653, 75077, 85969, 234881, 268957, 473413, 976001, 1276309, 3053453, 3992977, 6154369, 8048021, 16592017, 51908701, 91368709, 104624273, 1187793217, 1553268053, 20192484689]

約数ペア:

[(1, 20192484689), (13, 1553268053), (17, 1187793217), (193, 104624273), (221, 91368709), (389, 51908701), (1217, 16592017), (2509, 8048021), (3281, 6154369), (5057, 3992977), (6613, 3053453), (15821, 1276309), (20689, 976001), (42653, 473413), (75077, 268957), (85969, 234881)]