19972442

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^2\times {\mathrm{283}}^1$

素因数の和:434

約数の個数: 24

約数和(自身を含む): 34850208

約数和(自身を除く): 14877766

約数列:

[1, 2, 7, 14, 71, 142, 283, 497, 566, 994, 1981, 3962, 5041, 10082, 20093, 35287, 40186, 70574, 140651, 281302, 1426603, 2853206, 9986221, 19972442]

約数ペア:

[(1, 19972442), (2, 9986221), (7, 2853206), (14, 1426603), (71, 281302), (142, 140651), (283, 70574), (497, 40186), (566, 35287), (994, 20093), (1981, 10082), (3962, 5041)]