20807694558

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{503}}^1\times {\mathrm{36479}}^1$

素因数の和:37003

約数の個数: 80

約数和(自身を含む): 53392711680

約数和(自身を除く): 32585017122

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 503, 567, 1006, 1134, 1509, 3018, 3521, 4527, 7042, 9054, 10563, 13581, 21126, 27162, 31689, 36479, 40743, 63378, 72958, 81486, 95067, 109437, 190134, 218874, 255353, 285201, 328311, 510706, 570402, 656622, 766059, 984933, 1532118, 1969866, 2298177, 2954799, 4596354, 5909598, 6894531, 13789062, 18348937, 20683593, 36697874, 41367186, 55046811, 110093622, 128442559, 165140433, 256885118, 330280866, 385327677, 495421299, 770655354, 990842598, 1155983031, 1486263897, 2311966062, 2972527794, 3467949093, 6935898186, 10403847279, 20807694558]

約数ペア:

[(1, 20807694558), (2, 10403847279), (3, 6935898186), (6, 3467949093), (7, 2972527794), (9, 2311966062), (14, 1486263897), (18, 1155983031), (21, 990842598), (27, 770655354), (42, 495421299), (54, 385327677), (63, 330280866), (81, 256885118), (126, 165140433), (162, 128442559), (189, 110093622), (378, 55046811), (503, 41367186), (567, 36697874), (1006, 20683593), (1134, 18348937), (1509, 13789062), (3018, 6894531), (3521, 5909598), (4527, 4596354), (7042, 2954799), (9054, 2298177), (10563, 1969866), (13581, 1532118), (21126, 984933), (27162, 766059), (31689, 656622), (36479, 570402), (40743, 510706), (63378, 328311), (72958, 285201), (81486, 255353), (95067, 218874), (109437, 190134)]