20841735

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33889}}^1$

素因数の和:33938

約数の個数: 16

約数和(自身を含む): 34161120

約数和(自身を除く): 13319385

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 33889, 101667, 169445, 508335, 1389449, 4168347, 6947245, 20841735]

約数ペア:

[(1, 20841735), (3, 6947245), (5, 4168347), (15, 1389449), (41, 508335), (123, 169445), (205, 101667), (615, 33889)]