20200979552

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{3967}}^1\times {\mathrm{12241}}^1$

素因数の和:16231

約数の個数: 48

約数和(自身を含む): 42844257792

約数和(自身を除く): 22643278240

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 3967, 7934, 12241, 15868, 24482, 31736, 48964, 51571, 63472, 97928, 103142, 126944, 159133, 195856, 206284, 318266, 391712, 412568, 636532, 825136, 1273064, 1650272, 2546128, 5092256, 48560047, 97120094, 194240188, 388480376, 631280611, 776960752, 1262561222, 1553921504, 2525122444, 5050244888, 10100489776, 20200979552]

約数ペア:

[(1, 20200979552), (2, 10100489776), (4, 5050244888), (8, 2525122444), (13, 1553921504), (16, 1262561222), (26, 776960752), (32, 631280611), (52, 388480376), (104, 194240188), (208, 97120094), (416, 48560047), (3967, 5092256), (7934, 2546128), (12241, 1650272), (15868, 1273064), (24482, 825136), (31736, 636532), (48964, 412568), (51571, 391712), (63472, 318266), (97928, 206284), (103142, 195856), (126944, 159133)]