208621216

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{343127}}^1$

素因数の和:343156

約数の個数: 24

約数和(自身を含む): 432341280

約数和(自身を除く): 223720064

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 343127, 686254, 1372508, 2745016, 5490032, 6519413, 10980064, 13038826, 26077652, 52155304, 104310608, 208621216]

約数ペア:

[(1, 208621216), (2, 104310608), (4, 52155304), (8, 26077652), (16, 13038826), (19, 10980064), (32, 6519413), (38, 5490032), (76, 2745016), (152, 1372508), (304, 686254), (608, 343127)]