20237480656

素因数分解:

$2^4\times {\mathrm{1907}}^1\times {\mathrm{663263}}^1$

素因数の和:665178

約数の個数: 20

約数和(自身を含む): 39230739072

約数和(自身を除く): 18993258416

約数列:

[1, 2, 4, 8, 16, 1907, 3814, 7628, 15256, 30512, 663263, 1326526, 2653052, 5306104, 10612208, 1264842541, 2529685082, 5059370164, 10118740328, 20237480656]

約数ペア:

[(1, 20237480656), (2, 10118740328), (4, 5059370164), (8, 2529685082), (16, 1264842541), (1907, 10612208), (3814, 5306104), (7628, 2653052), (15256, 1326526), (30512, 663263)]