18858310

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26561}}^1$

素因数の和:26639

約数の個数: 16

約数和(自身を含む): 34424352

約数和(自身を除く): 15566042

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 26561, 53122, 132805, 265610, 1885831, 3771662, 9429155, 18858310]

約数ペア:

[(1, 18858310), (2, 9429155), (5, 3771662), (10, 1885831), (71, 265610), (142, 132805), (355, 53122), (710, 26561)]