19740752

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{26251}}^1$

素因数の和:26306

約数の個数: 20

約数和(自身を含む): 39062976

約数和(自身を除く): 19322224

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 26251, 52502, 105004, 210008, 420016, 1233797, 2467594, 4935188, 9870376, 19740752]

約数ペア:

[(1, 19740752), (2, 9870376), (4, 4935188), (8, 2467594), (16, 1233797), (47, 420016), (94, 210008), (188, 105004), (376, 52502), (752, 26251)]