19312790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{275897}}^1$

素因数の和:275911

約数の個数: 16

約数和(自身を含む): 39729312

約数和(自身を除く): 20416522

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 275897, 551794, 1379485, 1931279, 2758970, 3862558, 9656395, 19312790]

約数ペア:

[(1, 19312790), (2, 9656395), (5, 3862558), (7, 2758970), (10, 1931279), (14, 1379485), (35, 551794), (70, 275897)]