19247286

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{78241}}^1$

素因数の和:78287

約数の個数: 16

約数和(自身を含む): 39433968

約数和(自身を除く): 20186682

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 78241, 156482, 234723, 469446, 3207881, 6415762, 9623643, 19247286]

約数ペア:

[(1, 19247286), (2, 9623643), (3, 6415762), (6, 3207881), (41, 469446), (82, 234723), (123, 156482), (246, 78241)]