20171781663

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1\times {\mathrm{7331}}^1$

素因数の和:7963

約数の個数: 32

約数和(自身を含む): 29562624000

約数和(自身を除く): 9390842337

約数列:

[1, 3, 11, 33, 199, 419, 597, 1257, 2189, 4609, 6567, 7331, 13827, 21993, 80641, 83381, 241923, 250143, 917191, 1458869, 2751573, 3071689, 4376607, 9215067, 16047559, 33788579, 48142677, 101365737, 611266111, 1833798333, 6723927221, 20171781663]

約数ペア:

[(1, 20171781663), (3, 6723927221), (11, 1833798333), (33, 611266111), (199, 101365737), (419, 48142677), (597, 33788579), (1257, 16047559), (2189, 9215067), (4609, 4376607), (6567, 3071689), (7331, 2751573), (13827, 1458869), (21993, 917191), (80641, 250143), (83381, 241923)]