12706538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9221}}^1$

素因数の和:9289

約数の個数: 16

約数和(自身を含む): 20915496

約数和(自身を除く): 8208958

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 9221, 18442, 119873, 239746, 488713, 977426, 6353269, 12706538]

約数ペア:

[(1, 12706538), (2, 6353269), (13, 977426), (26, 488713), (53, 239746), (106, 119873), (689, 18442), (1378, 9221)]