25638392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{246523}}^1$

素因数の和:246542

約数の個数: 16

約数和(自身を含む): 51770040

約数和(自身を除く): 26131648

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 246523, 493046, 986092, 1972184, 3204799, 6409598, 12819196, 25638392]

約数ペア:

[(1, 25638392), (2, 12819196), (4, 6409598), (8, 3204799), (13, 1972184), (26, 986092), (52, 493046), (104, 246523)]