19228041

素因数分解:

$3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{739}}^1$

素因数の和:818

約数の個数: 36

約数和(自身を含む): 32900400

約数和(自身を除く): 13672359

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 147, 177, 413, 441, 531, 739, 1239, 2217, 2891, 3717, 5173, 6651, 8673, 15519, 26019, 36211, 43601, 46557, 108633, 130803, 305207, 325899, 392409, 915621, 2136449, 2746863, 6409347, 19228041]

約数ペア:

[(1, 19228041), (3, 6409347), (7, 2746863), (9, 2136449), (21, 915621), (49, 392409), (59, 325899), (63, 305207), (147, 130803), (177, 108633), (413, 46557), (441, 43601), (531, 36211), (739, 26019), (1239, 15519), (2217, 8673), (2891, 6651), (3717, 5173)]