18991072

素因数分解:

$2^5\times {\mathrm{127}}^1\times {\mathrm{4673}}^1$

素因数の和:4810

約数の個数: 24

約数和(自身を含む): 37691136

約数和(自身を除く): 18700064

約数列:

[1, 2, 4, 8, 16, 32, 127, 254, 508, 1016, 2032, 4064, 4673, 9346, 18692, 37384, 74768, 149536, 593471, 1186942, 2373884, 4747768, 9495536, 18991072]

約数ペア:

[(1, 18991072), (2, 9495536), (4, 4747768), (8, 2373884), (16, 1186942), (32, 593471), (127, 149536), (254, 74768), (508, 37384), (1016, 18692), (2032, 9346), (4064, 4673)]