19257898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12329}}^1$

素因数の和:12413

約数の個数: 16

約数和(自身を含む): 31959360

約数和(自身を除く): 12701462

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 12329, 24658, 135619, 271238, 875359, 1750718, 9628949, 19257898]

約数ペア:

[(1, 19257898), (2, 9628949), (11, 1750718), (22, 875359), (71, 271238), (142, 135619), (781, 24658), (1562, 12329)]