28292912

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{16223}}^1$

素因数の和:16340

約数の個数: 20

約数和(自身を含む): 55323840

約数和(自身を除く): 27030928

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 16223, 32446, 64892, 129784, 259568, 1768307, 3536614, 7073228, 14146456, 28292912]

約数ペア:

[(1, 28292912), (2, 14146456), (4, 7073228), (8, 3536614), (16, 1768307), (109, 259568), (218, 129784), (436, 64892), (872, 32446), (1744, 16223)]