19925755

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1049}}^1$

素因数の和:1214

約数の個数: 16

約数和(自身を含む): 24948000

約数和(自身を除く): 5022245

約数列:

[1, 5, 29, 131, 145, 655, 1049, 3799, 5245, 18995, 30421, 137419, 152105, 687095, 3985151, 19925755]

約数ペア:

[(1, 19925755), (5, 3985151), (29, 687095), (131, 152105), (145, 137419), (655, 30421), (1049, 18995), (3799, 5245)]