9921616

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{5689}}^1$

素因数の和:5806

約数の個数: 20

約数和(自身を含む): 19402900

約数和(自身を除く): 9481284

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 5689, 11378, 22756, 45512, 91024, 620101, 1240202, 2480404, 4960808, 9921616]

約数ペア:

[(1, 9921616), (2, 4960808), (4, 2480404), (8, 1240202), (16, 620101), (109, 91024), (218, 45512), (436, 22756), (872, 11378), (1744, 5689)]