27765616

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{40357}}^1$

素因数の和:40408

約数の個数: 20

約数和(自身を含む): 55048312

約数和(自身を除く): 27282696

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 40357, 80714, 161428, 322856, 645712, 1735351, 3470702, 6941404, 13882808, 27765616]

約数ペア:

[(1, 27765616), (2, 13882808), (4, 6941404), (8, 3470702), (16, 1735351), (43, 645712), (86, 322856), (172, 161428), (344, 80714), (688, 40357)]