19123559

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6779}}^1$

素因数の和:6830

約数の個数: 16

約数和(自身を含む): 24299520

約数和(自身を除く): 5175961

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 6779, 47453, 88127, 210149, 616889, 1471043, 2731937, 19123559]

約数ペア:

[(1, 19123559), (7, 2731937), (13, 1471043), (31, 616889), (91, 210149), (217, 88127), (403, 47453), (2821, 6779)]