3994854256

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{1267403}}^1$

素因数の和:1267608

約数の個数: 20

約数和(自身を含む): 7779325752

約数和(自身を除く): 3784471496

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 1267403, 2534806, 5069612, 10139224, 20278448, 249678391, 499356782, 998713564, 1997427128, 3994854256]

約数ペア:

[(1, 3994854256), (2, 1997427128), (4, 998713564), (8, 499356782), (16, 249678391), (197, 20278448), (394, 10139224), (788, 5069612), (1576, 2534806), (3152, 1267403)]