18436691043

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{1999}}^1\times {\mathrm{11779}}^1$

素因数の和:13816

約数の個数: 32

約数和(自身を含む): 28272000000

約数和(自身を除く): 9835308957

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 1999, 5997, 11779, 17991, 35337, 53973, 57971, 106011, 173913, 318033, 341591, 521739, 1024773, 1565217, 3074319, 9222957, 23546221, 70638663, 211915989, 635747967, 682840409, 2048521227, 6145563681, 18436691043]

約数ペア:

[(1, 18436691043), (3, 6145563681), (9, 2048521227), (27, 682840409), (29, 635747967), (87, 211915989), (261, 70638663), (783, 23546221), (1999, 9222957), (5997, 3074319), (11779, 1565217), (17991, 1024773), (35337, 521739), (53973, 341591), (57971, 318033), (106011, 173913)]