19151972

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{3779}}^1$

素因数の和:3971

約数の個数: 24

約数和(自身を含む): 38525760

約数和(自身を除く): 19373788

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 3779, 5068, 7558, 15116, 26453, 52906, 105812, 683999, 1367998, 2735996, 4787993, 9575986, 19151972]

約数ペア:

[(1, 19151972), (2, 9575986), (4, 4787993), (7, 2735996), (14, 1367998), (28, 683999), (181, 105812), (362, 52906), (724, 26453), (1267, 15116), (2534, 7558), (3779, 5068)]