55287856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{265807}}^1$

素因数の和:265828

約数の個数: 20

約数和(自身を含む): 115360672

約数和(自身を除く): 60072816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 265807, 531614, 1063228, 2126456, 3455491, 4252912, 6910982, 13821964, 27643928, 55287856]

約数ペア:

[(1, 55287856), (2, 27643928), (4, 13821964), (8, 6910982), (13, 4252912), (16, 3455491), (26, 2126456), (52, 1063228), (104, 531614), (208, 265807)]