2890866238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{20771}}^1$

素因数の和:20940

約数の個数: 32

約数和(自身を含む): 4805311392

約数和(自身を除く): 1914445154

約数列:

[1, 2, 13, 26, 53, 101, 106, 202, 689, 1313, 1378, 2626, 5353, 10706, 20771, 41542, 69589, 139178, 270023, 540046, 1100863, 2097871, 2201726, 4195742, 14311219, 27272323, 28622438, 54544646, 111187163, 222374326, 1445433119, 2890866238]

約数ペア:

[(1, 2890866238), (2, 1445433119), (13, 222374326), (26, 111187163), (53, 54544646), (101, 28622438), (106, 27272323), (202, 14311219), (689, 4195742), (1313, 2201726), (1378, 2097871), (2626, 1100863), (5353, 540046), (10706, 270023), (20771, 139178), (41542, 69589)]