20175020047

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{1109}}^1\times {\mathrm{28559}}^1$

素因数の和:29695

約数の個数: 24

約数和(自身を含む): 25297876800

約数和(自身を除く): 5122856753

約数列:

[1, 7, 13, 49, 91, 637, 1109, 7763, 14417, 28559, 54341, 100919, 199913, 371267, 706433, 1399391, 2598869, 18192083, 31671931, 221703517, 411735103, 1551924619, 2882145721, 20175020047]

約数ペア:

[(1, 20175020047), (7, 2882145721), (13, 1551924619), (49, 411735103), (91, 221703517), (637, 31671931), (1109, 18192083), (7763, 2598869), (14417, 1399391), (28559, 706433), (54341, 371267), (100919, 199913)]