20120148

素因数分解:

$2^2\times 3^2\times {\mathrm{558893}}^1$

素因数の和:558903

約数の個数: 18

約数和(自身を含む): 50859354

約数和(自身を除く): 30739206

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 558893, 1117786, 1676679, 2235572, 3353358, 5030037, 6706716, 10060074, 20120148]

約数ペア:

[(1, 20120148), (2, 10060074), (3, 6706716), (4, 5030037), (6, 3353358), (9, 2235572), (12, 1676679), (18, 1117786), (36, 558893)]