19319930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{275999}}^1$

素因数の和:276013

約数の個数: 16

約数和(自身を含む): 39744000

約数和(自身を除く): 20424070

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 275999, 551998, 1379995, 1931993, 2759990, 3863986, 9659965, 19319930]

約数ペア:

[(1, 19319930), (2, 9659965), (5, 3863986), (7, 2759990), (10, 1931993), (14, 1379995), (35, 551998), (70, 275999)]