20679392391

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{271}}^1\times {\mathrm{6869}}^1$

素因数の和:7196

約数の個数: 48

約数和(自身を含む): 33067453440

約数和(自身を除く): 12388061049

約数列:

[1, 3, 7, 21, 23, 69, 161, 271, 483, 529, 813, 1587, 1897, 3703, 5691, 6233, 6869, 11109, 18699, 20607, 43631, 48083, 130893, 143359, 144249, 157987, 430077, 473961, 1003513, 1105909, 1861499, 3010539, 3317727, 3633701, 5584497, 10901103, 13030493, 25435907, 39091479, 42814477, 76307721, 128443431, 299701339, 899104017, 984732971, 2954198913, 6893130797, 20679392391]

約数ペア:

[(1, 20679392391), (3, 6893130797), (7, 2954198913), (21, 984732971), (23, 899104017), (69, 299701339), (161, 128443431), (271, 76307721), (483, 42814477), (529, 39091479), (813, 25435907), (1587, 13030493), (1897, 10901103), (3703, 5584497), (5691, 3633701), (6233, 3317727), (6869, 3010539), (11109, 1861499), (18699, 1105909), (20607, 1003513), (43631, 473961), (48083, 430077), (130893, 157987), (143359, 144249)]