214949776

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{312427}}^1$

素因数の和:312478

約数の個数: 20

約数和(自身を含む): 426151792

約数和(自身を除く): 211202016

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 312427, 624854, 1249708, 2499416, 4998832, 13434361, 26868722, 53737444, 107474888, 214949776]

約数ペア:

[(1, 214949776), (2, 107474888), (4, 53737444), (8, 26868722), (16, 13434361), (43, 4998832), (86, 2499416), (172, 1249708), (344, 624854), (688, 312427)]