20813771007

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{8167}}^1\times {\mathrm{16657}}^1$

素因数の和:24847

約数の個数: 24

約数和(自身を含む): 31838635296

約数和(自身を除く): 11024864289

約数列:

[1, 3, 9, 17, 51, 153, 8167, 16657, 24501, 49971, 73503, 138839, 149913, 283169, 416517, 849507, 1249551, 2548521, 136037719, 408113157, 1224339471, 2312641223, 6937923669, 20813771007]

約数ペア:

[(1, 20813771007), (3, 6937923669), (9, 2312641223), (17, 1224339471), (51, 408113157), (153, 136037719), (8167, 2548521), (16657, 1249551), (24501, 849507), (49971, 416517), (73503, 283169), (138839, 149913)]