19873113

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7177}}^1$

素因数の和:7264

約数の個数: 16

約数和(自身を含む): 28941696

約数和(自身を除く): 9068583

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 7177, 21531, 93301, 279903, 509567, 1528701, 6624371, 19873113]

約数ペア:

[(1, 19873113), (3, 6624371), (13, 1528701), (39, 509567), (71, 279903), (213, 93301), (923, 21531), (2769, 7177)]