19823289

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{761}}^1$

素因数の和:1240

約数の個数: 16

約数和(自身を含む): 27919680

約数和(自身を除く): 8096391

約数列:

[1, 3, 19, 57, 457, 761, 1371, 2283, 8683, 14459, 26049, 43377, 347777, 1043331, 6607763, 19823289]

約数ペア:

[(1, 19823289), (3, 6607763), (19, 1043331), (57, 347777), (457, 43377), (761, 26049), (1371, 14459), (2283, 8683)]