19001493

素因数分解:

$3^3\times 7^1\times {\mathrm{100537}}^1$

素因数の和:100553

約数の個数: 16

約数和(自身を含む): 32172160

約数和(自身を除く): 13170667

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 100537, 301611, 703759, 904833, 2111277, 2714499, 6333831, 19001493]

約数ペア:

[(1, 19001493), (3, 6333831), (7, 2714499), (9, 2111277), (21, 904833), (27, 703759), (63, 301611), (189, 100537)]