19217295

素因数分解:

$3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{839}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 33415200

約数和(自身を除く): 14197905

約数列:

[1, 3, 5, 9, 15, 45, 509, 839, 1527, 2517, 2545, 4195, 4581, 7551, 7635, 12585, 22905, 37755, 427051, 1281153, 2135255, 3843459, 6405765, 19217295]

約数ペア:

[(1, 19217295), (3, 6405765), (5, 3843459), (9, 2135255), (15, 1281153), (45, 427051), (509, 37755), (839, 22905), (1527, 12585), (2517, 7635), (2545, 7551), (4195, 4581)]