20145490792

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15640909}}^1$

素因数の和:15640945

約数の個数: 32

約数和(自身を含む): 45045820800

約数和(自身を除く): 24900330008

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 15640909, 31281818, 62563636, 109486363, 125127272, 218972726, 359740907, 437945452, 719481814, 875890904, 1438963628, 2518186349, 2877927256, 5036372698, 10072745396, 20145490792]

約数ペア:

[(1, 20145490792), (2, 10072745396), (4, 5036372698), (7, 2877927256), (8, 2518186349), (14, 1438963628), (23, 875890904), (28, 719481814), (46, 437945452), (56, 359740907), (92, 218972726), (161, 125127272), (184, 109486363), (322, 62563636), (644, 31281818), (1288, 15640909)]