20804563206

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{251}}^1\times {\mathrm{219277}}^1$

素因数の和:219546

約数の個数: 64

約数和(自身を含む): 53047733760

約数和(自身を除く): 32243170554

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 251, 378, 502, 753, 1506, 1757, 2259, 3514, 4518, 5271, 6777, 10542, 13554, 15813, 31626, 47439, 94878, 219277, 438554, 657831, 1315662, 1534939, 1973493, 3069878, 3946986, 4604817, 5920479, 9209634, 11840958, 13814451, 27628902, 41443353, 55038527, 82886706, 110077054, 165115581, 330231162, 385269689, 495346743, 770539378, 990693486, 1155809067, 1486040229, 2311618134, 2972080458, 3467427201, 6934854402, 10402281603, 20804563206]

約数ペア:

[(1, 20804563206), (2, 10402281603), (3, 6934854402), (6, 3467427201), (7, 2972080458), (9, 2311618134), (14, 1486040229), (18, 1155809067), (21, 990693486), (27, 770539378), (42, 495346743), (54, 385269689), (63, 330231162), (126, 165115581), (189, 110077054), (251, 82886706), (378, 55038527), (502, 41443353), (753, 27628902), (1506, 13814451), (1757, 11840958), (2259, 9209634), (3514, 5920479), (4518, 4604817), (5271, 3946986), (6777, 3069878), (10542, 1973493), (13554, 1534939), (15813, 1315662), (31626, 657831), (47439, 438554), (94878, 219277)]