27558128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{132491}}^1$

素因数の和:132512

約数の個数: 20

約数和(自身を含む): 57501528

約数和(自身を除く): 29943400

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 132491, 264982, 529964, 1059928, 1722383, 2119856, 3444766, 6889532, 13779064, 27558128]

約数ペア:

[(1, 27558128), (2, 13779064), (4, 6889532), (8, 3444766), (13, 2119856), (16, 1722383), (26, 1059928), (52, 529964), (104, 264982), (208, 132491)]