20239511887

素因数分解:

$7^2\times {\mathrm{29}}^2\times {\mathrm{79}}^1\times {\mathrm{6217}}^1$

素因数の和:6368

約数の個数: 36

約数和(自身を含む): 24696403680

約数和(自身を除く): 4456891793

約数列:

[1, 7, 29, 49, 79, 203, 553, 841, 1421, 2291, 3871, 5887, 6217, 16037, 41209, 43519, 66439, 112259, 180293, 304633, 465073, 491143, 1262051, 3255511, 3438001, 5228497, 8834357, 14243147, 24066007, 36599479, 99702029, 256196353, 413051263, 697914203, 2891358841, 20239511887]

約数ペア:

[(1, 20239511887), (7, 2891358841), (29, 697914203), (49, 413051263), (79, 256196353), (203, 99702029), (553, 36599479), (841, 24066007), (1421, 14243147), (2291, 8834357), (3871, 5228497), (5887, 3438001), (6217, 3255511), (16037, 1262051), (41209, 491143), (43519, 465073), (66439, 304633), (112259, 180293)]