18973286

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{2239}}^1$

素因数の和:2483

約数の個数: 16

約数和(自身を含む): 30105600

約数和(自身を除く): 11132314

約数列:

[1, 2, 19, 38, 223, 446, 2239, 4237, 4478, 8474, 42541, 85082, 499297, 998594, 9486643, 18973286]

約数ペア:

[(1, 18973286), (2, 9486643), (19, 998594), (38, 499297), (223, 85082), (446, 42541), (2239, 8474), (4237, 4478)]