20842732

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 37255680

約数和(自身を除く): 16412948

約数列:

[1, 2, 4, 89, 127, 178, 254, 356, 461, 508, 922, 1844, 11303, 22606, 41029, 45212, 58547, 82058, 117094, 164116, 234188, 5210683, 10421366, 20842732]

約数ペア:

[(1, 20842732), (2, 10421366), (4, 5210683), (89, 234188), (127, 164116), (178, 117094), (254, 82058), (356, 58547), (461, 45212), (508, 41029), (922, 22606), (1844, 11303)]