66721168

素因数分解:

$2^4\times {\mathrm{1151}}^1\times {\mathrm{3623}}^1$

素因数の和:4782

約数の個数: 20

約数和(自身を含む): 129420288

約数和(自身を除く): 62699120

約数列:

[1, 2, 4, 8, 16, 1151, 2302, 3623, 4604, 7246, 9208, 14492, 18416, 28984, 57968, 4170073, 8340146, 16680292, 33360584, 66721168]

約数ペア:

[(1, 66721168), (2, 33360584), (4, 16680292), (8, 8340146), (16, 4170073), (1151, 57968), (2302, 28984), (3623, 18416), (4604, 14492), (7246, 9208)]