19704656

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{26203}}^1$

素因数の和:26258

約数の個数: 20

約数和(自身を含む): 38991552

約数和(自身を除く): 19286896

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 26203, 52406, 104812, 209624, 419248, 1231541, 2463082, 4926164, 9852328, 19704656]

約数ペア:

[(1, 19704656), (2, 9852328), (4, 4926164), (8, 2463082), (16, 1231541), (47, 419248), (94, 209624), (188, 104812), (376, 52406), (752, 26203)]