18948265

素因数分解:

$5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1913}}^1$

素因数の和:2208

約数の個数: 16

約数和(自身を含む): 26091648

約数和(自身を除く): 7143383

約数列:

[1, 5, 7, 35, 283, 1415, 1913, 1981, 9565, 9905, 13391, 66955, 541379, 2706895, 3789653, 18948265]

約数ペア:

[(1, 18948265), (5, 3789653), (7, 2706895), (35, 541379), (283, 66955), (1415, 13391), (1913, 9905), (1981, 9565)]