980001076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{18661}}^1$

素因数の和:19375

約数の個数: 24

約数和(自身を含む): 1807974560

約数和(自身を除く): 827973484

約数列:

[1, 2, 4, 19, 38, 76, 691, 1382, 2764, 13129, 18661, 26258, 37322, 52516, 74644, 354559, 709118, 1418236, 12894751, 25789502, 51579004, 245000269, 490000538, 980001076]

約数ペア:

[(1, 980001076), (2, 490000538), (4, 245000269), (19, 51579004), (38, 25789502), (76, 12894751), (691, 1418236), (1382, 709118), (2764, 354559), (13129, 74644), (18661, 52516), (26258, 37322)]