2019650045

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1989803}}^1$

素因数の和:1989844

約数の個数: 16

約数和(自身を含む): 2865317760

約数和(自身を除く): 845667715

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 1989803, 9949015, 13928621, 57704287, 69643105, 288521435, 403930009, 2019650045]

約数ペア:

[(1, 2019650045), (5, 403930009), (7, 288521435), (29, 69643105), (35, 57704287), (145, 13928621), (203, 9949015), (1015, 1989803)]