20904508714815

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{6821407}}^1$

素因数の和:6821621

約数の個数: 96

約数和(自身を含む): 40760805076992

約数和(自身を除く): 19856296362177

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 55, 99, 123, 151, 165, 205, 369, 451, 453, 495, 615, 755, 1353, 1359, 1661, 1845, 2255, 2265, 4059, 4983, 6191, 6765, 6795, 8305, 14949, 18573, 20295, 24915, 30955, 55719, 68101, 74745, 92865, 204303, 278595, 340505, 612909, 1021515, 3064545, 6821407, 20464221, 34107035, 61392663, 75035477, 102321105, 225106431, 279677687, 306963315, 375177385, 675319293, 839033061, 1030032457, 1125532155, 1398388435, 2517099183, 3076454557, 3090097371, 3376596465, 4195165305, 5150162285, 9229363671, 9270292113, 11330357027, 12585495915, 15382272785, 15450486855, 27688091013, 33991071081, 42231330737, 46146818355, 46351460565, 56651785135, 101973213243, 126693992211, 138440455065, 169955355405, 211156653685, 380081976633, 464544638107, 509866066215, 633469961055, 1393633914321, 1900409883165, 2322723190535, 4180901742963, 6968169571605, 20904508714815]

約数ペア:

[(1, 20904508714815), (3, 6968169571605), (5, 4180901742963), (9, 2322723190535), (11, 1900409883165), (15, 1393633914321), (33, 633469961055), (41, 509866066215), (45, 464544638107), (55, 380081976633), (99, 211156653685), (123, 169955355405), (151, 138440455065), (165, 126693992211), (205, 101973213243), (369, 56651785135), (451, 46351460565), (453, 46146818355), (495, 42231330737), (615, 33991071081), (755, 27688091013), (1353, 15450486855), (1359, 15382272785), (1661, 12585495915), (1845, 11330357027), (2255, 9270292113), (2265, 9229363671), (4059, 5150162285), (4983, 4195165305), (6191, 3376596465), (6765, 3090097371), (6795, 3076454557), (8305, 2517099183), (14949, 1398388435), (18573, 1125532155), (20295, 1030032457), (24915, 839033061), (30955, 675319293), (55719, 375177385), (68101, 306963315), (74745, 279677687), (92865, 225106431), (204303, 102321105), (278595, 75035477), (340505, 61392663), (612909, 34107035), (1021515, 20464221), (3064545, 6821407)]