1329557776

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{634331}}^1$

素因数の和:634470

約数の個数: 20

約数和(自身を含む): 2595686544

約数和(自身を除く): 1266128768

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 634331, 1268662, 2537324, 5074648, 10149296, 83097361, 166194722, 332389444, 664778888, 1329557776]

約数ペア:

[(1, 1329557776), (2, 664778888), (4, 332389444), (8, 166194722), (16, 83097361), (131, 10149296), (262, 5074648), (524, 2537324), (1048, 1268662), (2096, 634331)]