20123236

素因数分解:

$2^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2341}}^1$

素因数の和:2659

約数の個数: 24

約数和(自身を含む): 40394816

約数和(自身を除く): 20271580

約数列:

[1, 2, 4, 7, 14, 28, 307, 614, 1228, 2149, 2341, 4298, 4682, 8596, 9364, 16387, 32774, 65548, 718687, 1437374, 2874748, 5030809, 10061618, 20123236]

約数ペア:

[(1, 20123236), (2, 10061618), (4, 5030809), (7, 2874748), (14, 1437374), (28, 718687), (307, 65548), (614, 32774), (1228, 16387), (2149, 9364), (2341, 8596), (4298, 4682)]