20804725424

素因数分解:

$2^4\times 7^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1\times {\mathrm{3511}}^1$

素因数の和:3994

約数の個数: 80

約数和(自身を含む): 46489214976

約数和(自身を除く): 25684489552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 191, 277, 382, 554, 764, 1108, 1337, 1528, 1939, 2216, 2674, 3056, 3511, 3878, 4432, 5348, 7022, 7756, 10696, 14044, 15512, 21392, 24577, 28088, 31024, 49154, 52907, 56176, 98308, 105814, 196616, 211628, 370349, 393232, 423256, 670601, 740698, 846512, 972547, 1341202, 1481396, 1945094, 2682404, 2962792, 3890188, 4694207, 5364808, 5925584, 6807829, 7780376, 9388414, 10729616, 13615658, 15560752, 18776828, 27231316, 37553656, 54462632, 75107312, 108925264, 185756477, 371512954, 743025908, 1300295339, 1486051816, 2600590678, 2972103632, 5201181356, 10402362712, 20804725424]

約数ペア:

[(1, 20804725424), (2, 10402362712), (4, 5201181356), (7, 2972103632), (8, 2600590678), (14, 1486051816), (16, 1300295339), (28, 743025908), (56, 371512954), (112, 185756477), (191, 108925264), (277, 75107312), (382, 54462632), (554, 37553656), (764, 27231316), (1108, 18776828), (1337, 15560752), (1528, 13615658), (1939, 10729616), (2216, 9388414), (2674, 7780376), (3056, 6807829), (3511, 5925584), (3878, 5364808), (4432, 4694207), (5348, 3890188), (7022, 2962792), (7756, 2682404), (10696, 1945094), (14044, 1481396), (15512, 1341202), (21392, 972547), (24577, 846512), (28088, 740698), (31024, 670601), (49154, 423256), (52907, 393232), (56176, 370349), (98308, 211628), (105814, 196616)]