18551079

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{4943}}^1$

素因数の和:5091

約数の個数: 16

約数和(自身を含む): 27686400

約数和(自身を除く): 9135321

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 4943, 14829, 44487, 133461, 687077, 2061231, 6183693, 18551079]

約数ペア:

[(1, 18551079), (3, 6183693), (9, 2061231), (27, 687077), (139, 133461), (417, 44487), (1251, 14829), (3753, 4943)]