981776

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1427}}^1$

素因数の和:1478

約数の個数: 20

約数和(自身を含む): 1947792

約数和(自身を除く): 966016

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1427, 2854, 5708, 11416, 22832, 61361, 122722, 245444, 490888, 981776]

約数ペア:

[(1, 981776), (2, 490888), (4, 245444), (8, 122722), (16, 61361), (43, 22832), (86, 11416), (172, 5708), (344, 2854), (688, 1427)]