12505552

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{5623}}^1$

素因数の和:5770

約数の個数: 20

約数和(自身を含む): 24408160

約数和(自身を除く): 11902608

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 5623, 11246, 22492, 44984, 89968, 781597, 1563194, 3126388, 6252776, 12505552]

約数ペア:

[(1, 12505552), (2, 6252776), (4, 3126388), (8, 1563194), (16, 781597), (139, 89968), (278, 44984), (556, 22492), (1112, 11246), (2224, 5623)]