18286863

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37861}}^1$

素因数の和:37894

約数の個数: 16

約数和(自身を含む): 29078016

約数和(自身を除く): 10791153

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 37861, 113583, 265027, 795081, 870803, 2612409, 6095621, 18286863]

約数ペア:

[(1, 18286863), (3, 6095621), (7, 2612409), (21, 870803), (23, 795081), (69, 265027), (161, 113583), (483, 37861)]