18728883

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{733}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 28855008

約数和(自身を除く): 10126125

約数列:

[1, 3, 9, 17, 51, 153, 167, 501, 733, 1503, 2199, 2839, 6597, 8517, 12461, 25551, 37383, 112149, 122411, 367233, 1101699, 2080987, 6242961, 18728883]

約数ペア:

[(1, 18728883), (3, 6242961), (9, 2080987), (17, 1101699), (51, 367233), (153, 122411), (167, 112149), (501, 37383), (733, 25551), (1503, 12461), (2199, 8517), (2839, 6597)]