19779008

素因数分解:

$2^6\times {\mathrm{199}}^1\times {\mathrm{1553}}^1$

素因数の和:1764

約数の個数: 28

約数和(自身を含む): 39471600

約数和(自身を除く): 19692592

約数列:

[1, 2, 4, 8, 16, 32, 64, 199, 398, 796, 1553, 1592, 3106, 3184, 6212, 6368, 12424, 12736, 24848, 49696, 99392, 309047, 618094, 1236188, 2472376, 4944752, 9889504, 19779008]

約数ペア:

[(1, 19779008), (2, 9889504), (4, 4944752), (8, 2472376), (16, 1236188), (32, 618094), (64, 309047), (199, 99392), (398, 49696), (796, 24848), (1553, 12736), (1592, 12424), (3106, 6368), (3184, 6212)]