39904972

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{4591}}^1$

素因数の和:4689

約数の個数: 24

約数和(自身を含む): 72902592

約数和(自身を除く): 32997620

約数列:

[1, 2, 4, 41, 53, 82, 106, 164, 212, 2173, 4346, 4591, 8692, 9182, 18364, 188231, 243323, 376462, 486646, 752924, 973292, 9976243, 19952486, 39904972]

約数ペア:

[(1, 39904972), (2, 19952486), (4, 9976243), (41, 973292), (53, 752924), (82, 486646), (106, 376462), (164, 243323), (212, 188231), (2173, 18364), (4346, 9182), (4591, 8692)]