20758049085

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1913}}^1\times {\mathrm{9157}}^1$

素因数の和:11157

約数の個数: 32

約数和(自身を含む): 33654551040

約数和(自身を除く): 12896501955

約数列:

[1, 3, 5, 15, 79, 237, 395, 1185, 1913, 5739, 9157, 9565, 27471, 28695, 45785, 137355, 151127, 453381, 723403, 755635, 2170209, 2266905, 3617015, 10851045, 17517341, 52552023, 87586705, 262760115, 1383869939, 4151609817, 6919349695, 20758049085]

約数ペア:

[(1, 20758049085), (3, 6919349695), (5, 4151609817), (15, 1383869939), (79, 262760115), (237, 87586705), (395, 52552023), (1185, 17517341), (1913, 10851045), (5739, 3617015), (9157, 2266905), (9565, 2170209), (27471, 755635), (28695, 723403), (45785, 453381), (137355, 151127)]