20171455948

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{3980161}}^1$

素因数の和:3980353

約数の個数: 24

約数和(自身を含む): 40565811104

約数和(自身を除く): 20394355156

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 5068, 3980161, 7960322, 15920644, 27861127, 55722254, 111444508, 720409141, 1440818282, 2881636564, 5042863987, 10085727974, 20171455948]

約数ペア:

[(1, 20171455948), (2, 10085727974), (4, 5042863987), (7, 2881636564), (14, 1440818282), (28, 720409141), (181, 111444508), (362, 55722254), (724, 27861127), (1267, 15920644), (2534, 7960322), (5068, 3980161)]