2019911390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28855877}}^1$

素因数の和:28855891

約数の個数: 16

約数和(自身を含む): 4155246432

約数和(自身を除く): 2135335042

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28855877, 57711754, 144279385, 201991139, 288558770, 403982278, 1009955695, 2019911390]

約数ペア:

[(1, 2019911390), (2, 1009955695), (5, 403982278), (7, 288558770), (10, 201991139), (14, 144279385), (35, 57711754), (70, 28855877)]