20285072

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{6569}}^1$

素因数の和:6770

約数の個数: 20

約数和(自身を含む): 39511980

約数和(自身を除く): 19226908

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 6569, 13138, 26276, 52552, 105104, 1267817, 2535634, 5071268, 10142536, 20285072]

約数ペア:

[(1, 20285072), (2, 10142536), (4, 5071268), (8, 2535634), (16, 1267817), (193, 105104), (386, 52552), (772, 26276), (1544, 13138), (3088, 6569)]