998288

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1451}}^1$

素因数の和:1502

約数の個数: 20

約数和(自身を含む): 1980528

約数和(自身を除く): 982240

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1451, 2902, 5804, 11608, 23216, 62393, 124786, 249572, 499144, 998288]

約数ペア:

[(1, 998288), (2, 499144), (4, 249572), (8, 124786), (16, 62393), (43, 23216), (86, 11608), (172, 5804), (344, 2902), (688, 1451)]