639753664

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{908741}}^1$

素因数の和:908764

約数の個数: 28

約数和(自身を含む): 1384922808

約数和(自身を除く): 745169144

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 704, 908741, 1817482, 3634964, 7269928, 9996151, 14539856, 19992302, 29079712, 39984604, 58159424, 79969208, 159938416, 319876832, 639753664]

約数ペア:

[(1, 639753664), (2, 319876832), (4, 159938416), (8, 79969208), (11, 58159424), (16, 39984604), (22, 29079712), (32, 19992302), (44, 14539856), (64, 9996151), (88, 7269928), (176, 3634964), (352, 1817482), (704, 908741)]