20758928

素因数分解:

$2^4\times {\mathrm{347}}^1\times {\mathrm{3739}}^1$

素因数の和:4094

約数の個数: 20

約数和(自身を含む): 40347120

約数和(自身を除く): 19588192

約数列:

[1, 2, 4, 8, 16, 347, 694, 1388, 2776, 3739, 5552, 7478, 14956, 29912, 59824, 1297433, 2594866, 5189732, 10379464, 20758928]

約数ペア:

[(1, 20758928), (2, 10379464), (4, 5189732), (8, 2594866), (16, 1297433), (347, 59824), (694, 29912), (1388, 14956), (2776, 7478), (3739, 5552)]