28006404208

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{3479921}}^1$

素因数の和:3480432

約数の個数: 20

約数和(自身を含む): 54370301328

約数和(自身を除く): 26363897120

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 4024, 8048, 3479921, 6959842, 13919684, 27839368, 55678736, 1750400263, 3500800526, 7001601052, 14003202104, 28006404208]

約数ペア:

[(1, 28006404208), (2, 14003202104), (4, 7001601052), (8, 3500800526), (16, 1750400263), (503, 55678736), (1006, 27839368), (2012, 13919684), (4024, 6959842), (8048, 3479921)]