20144297943

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{421279}}^1$

素因数の和:421329

約数の個数: 64

約数和(自身を含む): 38825164800

約数和(自身を除く): 18680866857

約数列:

[1, 3, 7, 9, 11, 21, 23, 27, 33, 63, 69, 77, 99, 161, 189, 207, 231, 253, 297, 483, 621, 693, 759, 1449, 1771, 2079, 2277, 4347, 5313, 6831, 15939, 47817, 421279, 1263837, 2948953, 3791511, 4634069, 8846859, 9689417, 11374533, 13902207, 26540577, 29068251, 32438483, 41706621, 67825919, 79621731, 87204753, 97315449, 106583587, 125119863, 203477757, 261614259, 291946347, 319750761, 610433271, 746085109, 875839041, 959252283, 1831299813, 2238255327, 2877756849, 6714765981, 20144297943]

約数ペア:

[(1, 20144297943), (3, 6714765981), (7, 2877756849), (9, 2238255327), (11, 1831299813), (21, 959252283), (23, 875839041), (27, 746085109), (33, 610433271), (63, 319750761), (69, 291946347), (77, 261614259), (99, 203477757), (161, 125119863), (189, 106583587), (207, 97315449), (231, 87204753), (253, 79621731), (297, 67825919), (483, 41706621), (621, 32438483), (693, 29068251), (759, 26540577), (1449, 13902207), (1771, 11374533), (2079, 9689417), (2277, 8846859), (4347, 4634069), (5313, 3791511), (6831, 2948953), (15939, 1263837), (47817, 421279)]