19740008

素因数分解:

$2^3\times {\mathrm{541}}^1\times {\mathrm{4561}}^1$

素因数の和:5108

約数の個数: 16

約数和(自身を含む): 37089060

約数和(自身を除く): 17349052

約数列:

[1, 2, 4, 8, 541, 1082, 2164, 4328, 4561, 9122, 18244, 36488, 2467501, 4935002, 9870004, 19740008]

約数ペア:

[(1, 19740008), (2, 9870004), (4, 4935002), (8, 2467501), (541, 36488), (1082, 18244), (2164, 9122), (4328, 4561)]