20850098

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 34062336

約数和(自身を除く): 13212238

約数列:

[1, 2, 23, 43, 46, 83, 86, 127, 166, 254, 989, 1909, 1978, 2921, 3569, 3818, 5461, 5842, 7138, 10541, 10922, 21082, 82087, 125603, 164174, 242443, 251206, 453263, 484886, 906526, 10425049, 20850098]

約数ペア:

[(1, 20850098), (2, 10425049), (23, 906526), (43, 484886), (46, 453263), (83, 251206), (86, 242443), (127, 164174), (166, 125603), (254, 82087), (989, 21082), (1909, 10922), (1978, 10541), (2921, 7138), (3569, 5842), (3818, 5461)]