20008656

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{3389}}^1$

素因数の和:3444

約数の個数: 60

約数和(自身を含む): 57379140

約数和(自身を除く): 37370484

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 72, 82, 123, 144, 164, 246, 328, 369, 492, 656, 738, 984, 1476, 1968, 2952, 3389, 5904, 6778, 10167, 13556, 20334, 27112, 30501, 40668, 54224, 61002, 81336, 122004, 138949, 162672, 244008, 277898, 416847, 488016, 555796, 833694, 1111592, 1250541, 1667388, 2223184, 2501082, 3334776, 5002164, 6669552, 10004328, 20008656]

約数ペア:

[(1, 20008656), (2, 10004328), (3, 6669552), (4, 5002164), (6, 3334776), (8, 2501082), (9, 2223184), (12, 1667388), (16, 1250541), (18, 1111592), (24, 833694), (36, 555796), (41, 488016), (48, 416847), (72, 277898), (82, 244008), (123, 162672), (144, 138949), (164, 122004), (246, 81336), (328, 61002), (369, 54224), (492, 40668), (656, 30501), (738, 27112), (984, 20334), (1476, 13556), (1968, 10167), (2952, 6778), (3389, 5904)]