19994615421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1009}}^1\times {\mathrm{1223}}^1$

素因数の和:2737

約数の個数: 32

約数和(自身を含む): 29195043840

約数和(自身を除く): 9200428419

約数列:

[1, 3, 11, 33, 491, 1009, 1223, 1473, 3027, 3669, 5401, 11099, 13453, 16203, 33297, 40359, 495419, 600493, 1234007, 1486257, 1801479, 3702021, 5449609, 6605423, 13574077, 16348827, 19816269, 40722231, 605897437, 1817692311, 6664871807, 19994615421]

約数ペア:

[(1, 19994615421), (3, 6664871807), (11, 1817692311), (33, 605897437), (491, 40722231), (1009, 19816269), (1223, 16348827), (1473, 13574077), (3027, 6605423), (3669, 5449609), (5401, 3702021), (11099, 1801479), (13453, 1486257), (16203, 1234007), (33297, 600493), (40359, 495419)]