20121016365

素因数分解:

$3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2246903}}^1$

素因数の和:2247113

約数の個数: 24

約数和(自身を含む): 35051702400

約数和(自身を除く): 14930686035

約数列:

[1, 3, 5, 9, 15, 45, 199, 597, 995, 1791, 2985, 8955, 2246903, 6740709, 11234515, 20222127, 33703545, 101110635, 447133697, 1341401091, 2235668485, 4024203273, 6707005455, 20121016365]

約数ペア:

[(1, 20121016365), (3, 6707005455), (5, 4024203273), (9, 2235668485), (15, 1341401091), (45, 447133697), (199, 101110635), (597, 33703545), (995, 20222127), (1791, 11234515), (2985, 6740709), (8955, 2246903)]