64558672

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{31771}}^1$

素因数の和:31906

約数の個数: 20

約数和(自身を含む): 126071296

約数和(自身を除く): 61512624

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 31771, 63542, 127084, 254168, 508336, 4034917, 8069834, 16139668, 32279336, 64558672]

約数ペア:

[(1, 64558672), (2, 32279336), (4, 16139668), (8, 8069834), (16, 4034917), (127, 508336), (254, 254168), (508, 127084), (1016, 63542), (2032, 31771)]