19107543

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{69991}}^1$

素因数の和:70014

約数の個数: 16

約数和(自身を含む): 31356416

約数和(自身を除く): 12248873

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 69991, 209973, 489937, 909883, 1469811, 2729649, 6369181, 19107543]

約数ペア:

[(1, 19107543), (3, 6369181), (7, 2729649), (13, 1469811), (21, 909883), (39, 489937), (91, 209973), (273, 69991)]