27718832

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{40289}}^1$

素因数の和:40340

約数の個数: 20

約数和(自身を含む): 54955560

約数和(自身を除く): 27236728

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 40289, 80578, 161156, 322312, 644624, 1732427, 3464854, 6929708, 13859416, 27718832]

約数ペア:

[(1, 27718832), (2, 13859416), (4, 6929708), (8, 3464854), (16, 1732427), (43, 644624), (86, 322312), (172, 161156), (344, 80578), (688, 40289)]