18086327

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 21187584

約数和(自身を除く): 3101257

約数列:

[1, 7, 71, 151, 241, 497, 1057, 1687, 10721, 17111, 36391, 75047, 119777, 254737, 2583761, 18086327]

約数ペア:

[(1, 18086327), (7, 2583761), (71, 254737), (151, 119777), (241, 75047), (497, 36391), (1057, 17111), (1687, 10721)]