12820612

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6449}}^1$

素因数の和:6531

約数の個数: 24

約数和(自身を含む): 26006400

約数和(自身を除く): 13185788

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 6449, 12898, 25796, 45143, 90286, 180572, 457879, 915758, 1831516, 3205153, 6410306, 12820612]

約数ペア:

[(1, 12820612), (2, 6410306), (4, 3205153), (7, 1831516), (14, 915758), (28, 457879), (71, 180572), (142, 90286), (284, 45143), (497, 25796), (994, 12898), (1988, 6449)]