18860105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2503}}^1$

素因数の和:2656

約数の個数: 16

約数和(自身を含む): 24879744

約数和(自身を除く): 6019639

約数列:

[1, 5, 11, 55, 137, 685, 1507, 2503, 7535, 12515, 27533, 137665, 342911, 1714555, 3772021, 18860105]

約数ペア:

[(1, 18860105), (5, 3772021), (11, 1714555), (55, 342911), (137, 137665), (685, 27533), (1507, 12515), (2503, 7535)]