18530865

素因数分解:

$3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1723}}^1$

素因数の和:1973

約数の個数: 24

約数和(自身を含む): 32273280

約数和(自身を除く): 13742415

約数列:

[1, 3, 5, 9, 15, 45, 239, 717, 1195, 1723, 2151, 3585, 5169, 8615, 10755, 15507, 25845, 77535, 411797, 1235391, 2058985, 3706173, 6176955, 18530865]

約数ペア:

[(1, 18530865), (3, 6176955), (5, 3706173), (9, 2058985), (15, 1235391), (45, 411797), (239, 77535), (717, 25845), (1195, 15507), (1723, 10755), (2151, 8615), (3585, 5169)]