51427792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{247249}}^1$

素因数の和:247270

約数の個数: 20

約数和(自身を含む): 107306500

約数和(自身を除く): 55878708

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 247249, 494498, 988996, 1977992, 3214237, 3955984, 6428474, 12856948, 25713896, 51427792]

約数ペア:

[(1, 51427792), (2, 25713896), (4, 12856948), (8, 6428474), (13, 3955984), (16, 3214237), (26, 1977992), (52, 988996), (104, 494498), (208, 247249)]