19406569

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1277}}^1$

素因数の和:1464

約数の個数: 16

約数和(自身を含む): 24046848

約数和(自身を除く): 4640279

約数列:

[1, 7, 13, 91, 167, 1169, 1277, 2171, 8939, 15197, 16601, 116207, 213259, 1492813, 2772367, 19406569]

約数ペア:

[(1, 19406569), (7, 2772367), (13, 1492813), (91, 213259), (167, 116207), (1169, 16601), (1277, 15197), (2171, 8939)]