19931079

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15559}}^1$

素因数の和:15630

約数の個数: 16

約数和(自身を含む): 30871040

約数和(自身を除く): 10939961

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 15559, 46677, 108913, 326739, 949099, 2847297, 6643693, 19931079]

約数ペア:

[(1, 19931079), (3, 6643693), (7, 2847297), (21, 949099), (61, 326739), (183, 108913), (427, 46677), (1281, 15559)]