12787312

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{9629}}^1$

素因数の和:9720

約数の個数: 20

約数和(自身を含む): 25076520

約数和(自身を除く): 12289208

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 9629, 19258, 38516, 77032, 154064, 799207, 1598414, 3196828, 6393656, 12787312]

約数ペア:

[(1, 12787312), (2, 6393656), (4, 3196828), (8, 1598414), (16, 799207), (83, 154064), (166, 77032), (332, 38516), (664, 19258), (1328, 9629)]