18704319236

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{65860279}}^1$

素因数の和:65860354

約数の個数: 12

約数和(自身を含む): 33193581120

約数和(自身を除く): 14489261884

約数列:

[1, 2, 4, 71, 142, 284, 65860279, 131720558, 263441116, 4676079809, 9352159618, 18704319236]

約数ペア:

[(1, 18704319236), (2, 9352159618), (4, 4676079809), (71, 263441116), (142, 131720558), (284, 65860279)]