2019909052

素因数分解:

$2^2\times 7^1\times {\mathrm{72139609}}^1$

素因数の和:72139620

約数の個数: 12

約数和(自身を含む): 4039818160

約数和(自身を除く): 2019909108

約数列:

[1, 2, 4, 7, 14, 28, 72139609, 144279218, 288558436, 504977263, 1009954526, 2019909052]

約数ペア:

[(1, 2019909052), (2, 1009954526), (4, 504977263), (7, 288558436), (14, 144279218), (28, 72139609)]