321788464

素因数分解:

$2^4\times {\mathrm{1153}}^1\times {\mathrm{17443}}^1$

素因数の和:18604

約数の個数: 20

約数和(自身を含む): 624041656

約数和(自身を除く): 302253192

約数列:

[1, 2, 4, 8, 16, 1153, 2306, 4612, 9224, 17443, 18448, 34886, 69772, 139544, 279088, 20111779, 40223558, 80447116, 160894232, 321788464]

約数ペア:

[(1, 321788464), (2, 160894232), (4, 80447116), (8, 40223558), (16, 20111779), (1153, 279088), (2306, 139544), (4612, 69772), (9224, 34886), (17443, 18448)]