16326020

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7489}}^1$

素因数の和:7607

約数の個数: 24

約数和(自身を含む): 34603800

約数和(自身を除く): 18277780

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 7489, 14978, 29956, 37445, 74890, 149780, 816301, 1632602, 3265204, 4081505, 8163010, 16326020]

約数ペア:

[(1, 16326020), (2, 8163010), (4, 4081505), (5, 3265204), (10, 1632602), (20, 816301), (109, 149780), (218, 74890), (436, 37445), (545, 29956), (1090, 14978), (2180, 7489)]