20392735

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{911}}^1$

素因数の和:975

約数の個数: 24

約数和(自身を含む): 27655488

約数和(自身を除く): 7262753

約数列:

[1, 5, 11, 37, 55, 121, 185, 407, 605, 911, 2035, 4477, 4555, 10021, 22385, 33707, 50105, 110231, 168535, 370777, 551155, 1853885, 4078547, 20392735]

約数ペア:

[(1, 20392735), (5, 4078547), (11, 1853885), (37, 551155), (55, 370777), (121, 168535), (185, 110231), (407, 50105), (605, 33707), (911, 22385), (2035, 10021), (4477, 4555)]