19983874

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{709}}^1\times {\mathrm{829}}^1$

素因数の和:1557

約数の個数: 16

約数和(自身を含む): 31822200

約数和(自身を除く): 11838326

約数列:

[1, 2, 17, 34, 709, 829, 1418, 1658, 12053, 14093, 24106, 28186, 587761, 1175522, 9991937, 19983874]

約数ペア:

[(1, 19983874), (2, 9991937), (17, 1175522), (34, 587761), (709, 28186), (829, 24106), (1418, 14093), (1658, 12053)]