19516210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{39829}}^1$

素因数の和:39850

約数の個数: 24

約数和(自身を含む): 40865580

約数和(自身を除く): 21349370

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 39829, 79658, 199145, 278803, 398290, 557606, 1394015, 1951621, 2788030, 3903242, 9758105, 19516210]

約数ペア:

[(1, 19516210), (2, 9758105), (5, 3903242), (7, 2788030), (10, 1951621), (14, 1394015), (35, 557606), (49, 398290), (70, 278803), (98, 199145), (245, 79658), (490, 39829)]