19702856

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1499}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 19177144

約数列:

[1, 2, 4, 8, 31, 53, 62, 106, 124, 212, 248, 424, 1499, 1643, 2998, 3286, 5996, 6572, 11992, 13144, 46469, 79447, 92938, 158894, 185876, 317788, 371752, 635576, 2462857, 4925714, 9851428, 19702856]

約数ペア:

[(1, 19702856), (2, 9851428), (4, 4925714), (8, 2462857), (31, 635576), (53, 371752), (62, 317788), (106, 185876), (124, 158894), (212, 92938), (248, 79447), (424, 46469), (1499, 13144), (1643, 11992), (2998, 6572), (3286, 5996)]