19139186

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12253}}^1$

素因数の和:12337

約数の個数: 16

約数和(自身を含む): 31762368

約数和(自身を除く): 12623182

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 12253, 24506, 134783, 269566, 869963, 1739926, 9569593, 19139186]

約数ペア:

[(1, 19139186), (2, 9569593), (11, 1739926), (22, 869963), (71, 269566), (142, 134783), (781, 24506), (1562, 12253)]