18894809

素因数分解:

${\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:280

約数の個数: 16

約数和(自身を含む): 20139840

約数和(自身を除く): 1245031

約数列:

[1, 41, 59, 73, 107, 2419, 2993, 4307, 4387, 6313, 7811, 176587, 258833, 320251, 460849, 18894809]

約数ペア:

[(1, 18894809), (41, 460849), (59, 320251), (73, 258833), (107, 176587), (2419, 7811), (2993, 6313), (4307, 4387)]