20064855

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3061}}^1$

素因数の和:3111

約数の個数: 32

約数和(自身を含む): 35274240

約数和(自身を除く): 15209385

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 3061, 6555, 9183, 15305, 45915, 58159, 70403, 174477, 211209, 290795, 352015, 872385, 1056045, 1337657, 4012971, 6688285, 20064855]

約数ペア:

[(1, 20064855), (3, 6688285), (5, 4012971), (15, 1337657), (19, 1056045), (23, 872385), (57, 352015), (69, 290795), (95, 211209), (115, 174477), (285, 70403), (345, 58159), (437, 45915), (1311, 15305), (2185, 9183), (3061, 6555)]