20036816

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{11489}}^1$

素因数の和:11606

約数の個数: 20

約数和(自身を含む): 39180900

約数和(自身を除く): 19144084

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 11489, 22978, 45956, 91912, 183824, 1252301, 2504602, 5009204, 10018408, 20036816]

約数ペア:

[(1, 20036816), (2, 10018408), (4, 5009204), (8, 2504602), (16, 1252301), (109, 183824), (218, 91912), (436, 45956), (872, 22978), (1744, 11489)]