19996592

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16231}}^1$

素因数の和:16257

約数の個数: 40

約数和(自身を含む): 48306432

約数和(自身を除く): 28309840

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 16231, 32462, 64924, 113617, 129848, 178541, 227234, 259696, 357082, 454468, 714164, 908936, 1249787, 1428328, 1817872, 2499574, 2856656, 4999148, 9998296, 19996592]

約数ペア:

[(1, 19996592), (2, 9998296), (4, 4999148), (7, 2856656), (8, 2499574), (11, 1817872), (14, 1428328), (16, 1249787), (22, 908936), (28, 714164), (44, 454468), (56, 357082), (77, 259696), (88, 227234), (112, 178541), (154, 129848), (176, 113617), (308, 64924), (616, 32462), (1232, 16231)]