19380495

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{31513}}^1$

素因数の和:31562

約数の個数: 16

約数和(自身を含む): 31766112

約数和(自身を除く): 12385617

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 31513, 94539, 157565, 472695, 1292033, 3876099, 6460165, 19380495]

約数ペア:

[(1, 19380495), (3, 6460165), (5, 3876099), (15, 1292033), (41, 472695), (123, 157565), (205, 94539), (615, 31513)]