16413220

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7529}}^1$

素因数の和:7647

約数の個数: 24

約数和(自身を含む): 34788600

約数和(自身を除く): 18375380

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 7529, 15058, 30116, 37645, 75290, 150580, 820661, 1641322, 3282644, 4103305, 8206610, 16413220]

約数ペア:

[(1, 16413220), (2, 8206610), (4, 4103305), (5, 3282644), (10, 1641322), (20, 820661), (109, 150580), (218, 75290), (436, 37645), (545, 30116), (1090, 15058), (2180, 7529)]