19507397

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4561}}^1$

素因数の和:4628

約数の個数: 16

約数和(自身を含む): 24525312

約数和(自身を除く): 5017915

約数列:

[1, 7, 13, 47, 91, 329, 611, 4277, 4561, 31927, 59293, 214367, 415051, 1500569, 2786771, 19507397]

約数ペア:

[(1, 19507397), (7, 2786771), (13, 1500569), (47, 415051), (91, 214367), (329, 59293), (611, 31927), (4277, 4561)]