19871606

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{1619}}^1$

素因数の和:1676

約数の個数: 24

約数和(自身を含む): 33329880

約数和(自身を除く): 13458274

約数列:

[1, 2, 17, 19, 34, 38, 323, 361, 646, 722, 1619, 3238, 6137, 12274, 27523, 30761, 55046, 61522, 522937, 584459, 1045874, 1168918, 9935803, 19871606]

約数ペア:

[(1, 19871606), (2, 9935803), (17, 1168918), (19, 1045874), (34, 584459), (38, 522937), (323, 61522), (361, 55046), (646, 30761), (722, 27523), (1619, 12274), (3238, 6137)]