19806565

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{5939}}^1$

素因数の和:5996

約数の個数: 16

約数和(自身を含む): 25660800

約数和(自身を除く): 5854235

約数列:

[1, 5, 23, 29, 115, 145, 667, 3335, 5939, 29695, 136597, 172231, 682985, 861155, 3961313, 19806565]

約数ペア:

[(1, 19806565), (5, 3961313), (23, 861155), (29, 682985), (115, 172231), (145, 136597), (667, 29695), (3335, 5939)]