20160178384

素因数分解:

$2^4\times {\mathrm{647}}^1\times {\mathrm{1947467}}^1$

素因数の和:1948122

約数の個数: 20

約数和(自身を含む): 39120737184

約数和(自身を除く): 18960558800

約数列:

[1, 2, 4, 8, 16, 647, 1294, 2588, 5176, 10352, 1947467, 3894934, 7789868, 15579736, 31159472, 1260011149, 2520022298, 5040044596, 10080089192, 20160178384]

約数ペア:

[(1, 20160178384), (2, 10080089192), (4, 5040044596), (8, 2520022298), (16, 1260011149), (647, 31159472), (1294, 15579736), (2588, 7789868), (5176, 3894934), (10352, 1947467)]