20687544

素因数分解:

$2^3\times 3^2\times {\mathrm{287327}}^1$

素因数の和:287339

約数の個数: 24

約数和(自身を含む): 56028960

約数和(自身を除く): 35341416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 287327, 574654, 861981, 1149308, 1723962, 2298616, 2585943, 3447924, 5171886, 6895848, 10343772, 20687544]

約数ペア:

[(1, 20687544), (2, 10343772), (3, 6895848), (4, 5171886), (6, 3447924), (8, 2585943), (9, 2298616), (12, 1723962), (18, 1149308), (24, 861981), (36, 574654), (72, 287327)]