128545477616

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{186839357}}^1$

素因数の和:186839408

約数の個数: 20

約数和(自身を含む): 254848884312

約数和(自身を除く): 126303406696

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 186839357, 373678714, 747357428, 1494714856, 2989429712, 8034092351, 16068184702, 32136369404, 64272738808, 128545477616]

約数ペア:

[(1, 128545477616), (2, 64272738808), (4, 32136369404), (8, 16068184702), (16, 8034092351), (43, 2989429712), (86, 1494714856), (172, 747357428), (344, 373678714), (688, 186839357)]