18804982

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{28579}}^1$

素因数の和:28635

約数の個数: 16

約数和(自身を含む): 32924160

約数和(自身を除く): 14119178

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 28579, 57158, 200053, 400106, 1343213, 2686426, 9402491, 18804982]

約数ペア:

[(1, 18804982), (2, 9402491), (7, 2686426), (14, 1343213), (47, 400106), (94, 200053), (329, 57158), (658, 28579)]