20834184

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 64281600

約数和(自身を除く): 43447416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 61, 76, 84, 107, 114, 122, 133, 152, 168, 183, 214, 228, 244, 266, 321, 366, 399, 427, 428, 456, 488, 532, 642, 732, 749, 798, 854, 856, 1064, 1159, 1281, 1284, 1464, 1498, 1596, 1708, 2033, 2247, 2318, 2562, 2568, 2996, 3192, 3416, 3477, 4066, 4494, 4636, 5124, 5992, 6099, 6527, 6954, 8113, 8132, 8988, 9272, 10248, 12198, 13054, 13908, 14231, 16226, 16264, 17976, 19581, 24339, 24396, 26108, 27816, 28462, 32452, 39162, 42693, 45689, 48678, 48792, 52216, 56924, 64904, 78324, 85386, 91378, 97356, 113848, 124013, 137067, 156648, 170772, 182756, 194712, 248026, 274134, 341544, 365512, 372039, 496052, 548268, 744078, 868091, 992104, 1096536, 1488156, 1736182, 2604273, 2976312, 3472364, 5208546, 6944728, 10417092, 20834184]

約数ペア:

[(1, 20834184), (2, 10417092), (3, 6944728), (4, 5208546), (6, 3472364), (7, 2976312), (8, 2604273), (12, 1736182), (14, 1488156), (19, 1096536), (21, 992104), (24, 868091), (28, 744078), (38, 548268), (42, 496052), (56, 372039), (57, 365512), (61, 341544), (76, 274134), (84, 248026), (107, 194712), (114, 182756), (122, 170772), (133, 156648), (152, 137067), (168, 124013), (183, 113848), (214, 97356), (228, 91378), (244, 85386), (266, 78324), (321, 64904), (366, 56924), (399, 52216), (427, 48792), (428, 48678), (456, 45689), (488, 42693), (532, 39162), (642, 32452), (732, 28462), (749, 27816), (798, 26108), (854, 24396), (856, 24339), (1064, 19581), (1159, 17976), (1281, 16264), (1284, 16226), (1464, 14231), (1498, 13908), (1596, 13054), (1708, 12198), (2033, 10248), (2247, 9272), (2318, 8988), (2562, 8132), (2568, 8113), (2996, 6954), (3192, 6527), (3416, 6099), (3477, 5992), (4066, 5124), (4494, 4636)]