319278992

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{205721}}^1$

素因数の和:205826

約数の個数: 20

約数和(自身を含む): 624983436

約数和(自身を除く): 305704444

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 205721, 411442, 822884, 1645768, 3291536, 19954937, 39909874, 79819748, 159639496, 319278992]

約数ペア:

[(1, 319278992), (2, 159639496), (4, 79819748), (8, 39909874), (16, 19954937), (97, 3291536), (194, 1645768), (388, 822884), (776, 411442), (1552, 205721)]