18742353

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{2161}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 29576160

約数和(自身を除く): 10833807

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 413, 1239, 2161, 2891, 6483, 8673, 15127, 45381, 105889, 127499, 317667, 382497, 892493, 2677479, 6247451, 18742353]

約数ペア:

[(1, 18742353), (3, 6247451), (7, 2677479), (21, 892493), (49, 382497), (59, 317667), (147, 127499), (177, 105889), (413, 45381), (1239, 15127), (2161, 8673), (2891, 6483)]