19769827

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1373}}^1$

素因数の和:1419

約数の個数: 24

約数和(自身を含む): 26314848

約数和(自身を除く): 6545021

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1309, 1373, 2057, 9611, 14399, 15103, 23341, 105721, 163387, 166133, 256751, 1162931, 1797257, 2824261, 19769827]

約数ペア:

[(1, 19769827), (7, 2824261), (11, 1797257), (17, 1162931), (77, 256751), (119, 166133), (121, 163387), (187, 105721), (847, 23341), (1309, 15103), (1373, 14399), (2057, 9611)]