20180778086

素因数分解:

$2^1\times 7^2\times {\mathrm{1061}}^1\times {\mathrm{194087}}^1$

素因数の和:195164

約数の個数: 24

約数和(自身を含む): 35246768976

約数和(自身を除く): 15065990890

約数列:

[1, 2, 7, 14, 49, 98, 1061, 2122, 7427, 14854, 51989, 103978, 194087, 388174, 1358609, 2717218, 9510263, 19020526, 205926307, 411852614, 1441484149, 2882968298, 10090389043, 20180778086]

約数ペア:

[(1, 20180778086), (2, 10090389043), (7, 2882968298), (14, 1441484149), (49, 411852614), (98, 205926307), (1061, 19020526), (2122, 9510263), (7427, 2717218), (14854, 1358609), (51989, 388174), (103978, 194087)]