19700296

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31981}}^1$

素因数の和:32005

約数の個数: 32

約数和(自身を含む): 46054080

約数和(自身を除く): 26353784

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 31981, 63962, 127924, 223867, 255848, 351791, 447734, 703582, 895468, 1407164, 1790936, 2462537, 2814328, 4925074, 9850148, 19700296]

約数ペア:

[(1, 19700296), (2, 9850148), (4, 4925074), (7, 2814328), (8, 2462537), (11, 1790936), (14, 1407164), (22, 895468), (28, 703582), (44, 447734), (56, 351791), (77, 255848), (88, 223867), (154, 127924), (308, 63962), (616, 31981)]