2019796856

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:578

約数の個数: 144

約数和(自身を含む): 4903390800

約数和(自身を除く): 2883593944

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 97, 98, 121, 154, 194, 196, 242, 308, 388, 392, 439, 484, 539, 616, 679, 776, 847, 878, 968, 1067, 1078, 1358, 1694, 1756, 2134, 2156, 2716, 3073, 3388, 3512, 4268, 4312, 4753, 4829, 5432, 5929, 6146, 6776, 7469, 8536, 9506, 9658, 11737, 11858, 12292, 14938, 19012, 19316, 21511, 23474, 23716, 24584, 29876, 33803, 38024, 38632, 42583, 43022, 46948, 47432, 52283, 53119, 59752, 67606, 82159, 85166, 86044, 93896, 104566, 106238, 135212, 164318, 170332, 172088, 209132, 212476, 236621, 270424, 298081, 328636, 340664, 371833, 418264, 424952, 468413, 473242, 575113, 596162, 657272, 743666, 936826, 946484, 1150226, 1192324, 1487332, 1873652, 1892968, 2086567, 2300452, 2384648, 2602831, 2974664, 3278891, 3747304, 4173134, 4600904, 5152543, 5205662, 6557782, 8346268, 10305086, 10411324, 13115564, 16692536, 20610172, 20822648, 22952237, 26231128, 36067801, 41220344, 45904474, 72135602, 91808948, 144271204, 183617896, 252474607, 288542408, 504949214, 1009898428, 2019796856]

約数ペア:

[(1, 2019796856), (2, 1009898428), (4, 504949214), (7, 288542408), (8, 252474607), (11, 183617896), (14, 144271204), (22, 91808948), (28, 72135602), (44, 45904474), (49, 41220344), (56, 36067801), (77, 26231128), (88, 22952237), (97, 20822648), (98, 20610172), (121, 16692536), (154, 13115564), (194, 10411324), (196, 10305086), (242, 8346268), (308, 6557782), (388, 5205662), (392, 5152543), (439, 4600904), (484, 4173134), (539, 3747304), (616, 3278891), (679, 2974664), (776, 2602831), (847, 2384648), (878, 2300452), (968, 2086567), (1067, 1892968), (1078, 1873652), (1358, 1487332), (1694, 1192324), (1756, 1150226), (2134, 946484), (2156, 936826), (2716, 743666), (3073, 657272), (3388, 596162), (3512, 575113), (4268, 473242), (4312, 468413), (4753, 424952), (4829, 418264), (5432, 371833), (5929, 340664), (6146, 328636), (6776, 298081), (7469, 270424), (8536, 236621), (9506, 212476), (9658, 209132), (11737, 172088), (11858, 170332), (12292, 164318), (14938, 135212), (19012, 106238), (19316, 104566), (21511, 93896), (23474, 86044), (23716, 85166), (24584, 82159), (29876, 67606), (33803, 59752), (38024, 53119), (38632, 52283), (42583, 47432), (43022, 46948)]