18199682

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{1171}}^1$

素因数の和:1601

約数の個数: 16

約数和(自身を含む): 28831200

約数和(自身を除く): 10631518

約数列:

[1, 2, 19, 38, 409, 818, 1171, 2342, 7771, 15542, 22249, 44498, 478939, 957878, 9099841, 18199682]

約数ペア:

[(1, 18199682), (2, 9099841), (19, 957878), (38, 478939), (409, 44498), (818, 22249), (1171, 15542), (2342, 7771)]