19268725

素因数分解:

$5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1069}}^1$

素因数の和:1189

約数の個数: 24

約数和(自身を含む): 27597440

約数和(自身を除く): 8328715

約数列:

[1, 5, 7, 25, 35, 103, 175, 515, 721, 1069, 2575, 3605, 5345, 7483, 18025, 26725, 37415, 110107, 187075, 550535, 770749, 2752675, 3853745, 19268725]

約数ペア:

[(1, 19268725), (5, 3853745), (7, 2752675), (25, 770749), (35, 550535), (103, 187075), (175, 110107), (515, 37415), (721, 26725), (1069, 18025), (2575, 7483), (3605, 5345)]