19338752

素因数分解:

$2^9\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:478

約数の個数: 40

約数和(自身を含む): 39111336

約数和(自身を除く): 19772584

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 256, 353, 428, 512, 706, 856, 1412, 1712, 2824, 3424, 5648, 6848, 11296, 13696, 22592, 27392, 37771, 45184, 54784, 75542, 90368, 151084, 180736, 302168, 604336, 1208672, 2417344, 4834688, 9669376, 19338752]

約数ペア:

[(1, 19338752), (2, 9669376), (4, 4834688), (8, 2417344), (16, 1208672), (32, 604336), (64, 302168), (107, 180736), (128, 151084), (214, 90368), (256, 75542), (353, 54784), (428, 45184), (512, 37771), (706, 27392), (856, 22592), (1412, 13696), (1712, 11296), (2824, 6848), (3424, 5648)]