19491166

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2341}}^1$

素因数の和:2547

約数の個数: 16

約数和(自身を含む): 30689568

約数和(自身を除く): 11198402

約数列:

[1, 2, 23, 46, 181, 362, 2341, 4163, 4682, 8326, 53843, 107686, 423721, 847442, 9745583, 19491166]

約数ペア:

[(1, 19491166), (2, 9745583), (23, 847442), (46, 423721), (181, 107686), (362, 53843), (2341, 8326), (4163, 4682)]