19118596

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 39674880

約数和(自身を除く): 20556284

約数列:

[1, 2, 4, 7, 14, 28, 59, 71, 118, 142, 163, 236, 284, 326, 413, 497, 652, 826, 994, 1141, 1652, 1988, 2282, 4189, 4564, 8378, 9617, 11573, 16756, 19234, 23146, 29323, 38468, 46292, 58646, 67319, 81011, 117292, 134638, 162022, 269276, 324044, 682807, 1365614, 2731228, 4779649, 9559298, 19118596]

約数ペア:

[(1, 19118596), (2, 9559298), (4, 4779649), (7, 2731228), (14, 1365614), (28, 682807), (59, 324044), (71, 269276), (118, 162022), (142, 134638), (163, 117292), (236, 81011), (284, 67319), (326, 58646), (413, 46292), (497, 38468), (652, 29323), (826, 23146), (994, 19234), (1141, 16756), (1652, 11573), (1988, 9617), (2282, 8378), (4189, 4564)]