19110189

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{21163}}^1$

素因数の和:21216

約数の個数: 16

約数和(自身を含む): 29798912

約数和(自身を除く): 10688723

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 21163, 63489, 148141, 444423, 910009, 2730027, 6370063, 19110189]

約数ペア:

[(1, 19110189), (3, 6370063), (7, 2730027), (21, 910009), (43, 444423), (129, 148141), (301, 63489), (903, 21163)]