18795579

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 29736960

約数和(自身を除く): 10941381

約数列:

[1, 3, 11, 19, 31, 33, 57, 93, 209, 341, 589, 627, 967, 1023, 1767, 2901, 6479, 10637, 18373, 19437, 29977, 31911, 55119, 89931, 202103, 329747, 569563, 606309, 989241, 1708689, 6265193, 18795579]

約数ペア:

[(1, 18795579), (3, 6265193), (11, 1708689), (19, 989241), (31, 606309), (33, 569563), (57, 329747), (93, 202103), (209, 89931), (341, 55119), (589, 31911), (627, 29977), (967, 19437), (1023, 18373), (1767, 10637), (2901, 6479)]