19717852

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{64019}}^1$

素因数の和:64041

約数の個数: 24

約数和(自身を含む): 43021440

約数和(自身を除く): 23303588

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 64019, 128038, 256076, 448133, 704209, 896266, 1408418, 1792532, 2816836, 4929463, 9858926, 19717852]

約数ペア:

[(1, 19717852), (2, 9858926), (4, 4929463), (7, 2816836), (11, 1792532), (14, 1408418), (22, 896266), (28, 704209), (44, 448133), (77, 256076), (154, 128038), (308, 64019)]