19497381

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{383}}^1$

素因数の和:696

約数の個数: 16

約数和(自身を含む): 26542080

約数和(自身を除く): 7044699

約数列:

[1, 3, 71, 213, 239, 383, 717, 1149, 16969, 27193, 50907, 81579, 91537, 274611, 6499127, 19497381]

約数ペア:

[(1, 19497381), (3, 6499127), (71, 274611), (213, 91537), (239, 81579), (383, 50907), (717, 27193), (1149, 16969)]