53178736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{255667}}^1$

素因数の和:255688

約数の個数: 20

約数和(自身を含む): 110959912

約数和(自身を除く): 57781176

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 255667, 511334, 1022668, 2045336, 3323671, 4090672, 6647342, 13294684, 26589368, 53178736]

約数ペア:

[(1, 53178736), (2, 26589368), (4, 13294684), (8, 6647342), (13, 4090672), (16, 3323671), (26, 2045336), (52, 1022668), (104, 511334), (208, 255667)]