320428013392

素因数分解:

$2^4\times {\mathrm{953}}^1\times {\mathrm{21014429}}^1$

素因数の和:21015390

約数の個数: 20

約数和(自身を含む): 621480752820

約数和(自身を除く): 301052739428

約数列:

[1, 2, 4, 8, 16, 953, 1906, 3812, 7624, 15248, 21014429, 42028858, 84057716, 168115432, 336230864, 20026750837, 40053501674, 80107003348, 160214006696, 320428013392]

約数ペア:

[(1, 320428013392), (2, 160214006696), (4, 80107003348), (8, 40053501674), (16, 20026750837), (953, 336230864), (1906, 168115432), (3812, 84057716), (7624, 42028858), (15248, 21014429)]