20586816

素因数分解:

$2^6\times 3^2\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:468

約数の個数: 84

約数和(自身を含む): 59752992

約数和(自身を除く): 39166176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 103, 144, 192, 206, 288, 309, 347, 412, 576, 618, 694, 824, 927, 1041, 1236, 1388, 1648, 1854, 2082, 2472, 2776, 3123, 3296, 3708, 4164, 4944, 5552, 6246, 6592, 7416, 8328, 9888, 11104, 12492, 14832, 16656, 19776, 22208, 24984, 29664, 33312, 35741, 49968, 59328, 66624, 71482, 99936, 107223, 142964, 199872, 214446, 285928, 321669, 428892, 571856, 643338, 857784, 1143712, 1286676, 1715568, 2287424, 2573352, 3431136, 5146704, 6862272, 10293408, 20586816]

約数ペア:

[(1, 20586816), (2, 10293408), (3, 6862272), (4, 5146704), (6, 3431136), (8, 2573352), (9, 2287424), (12, 1715568), (16, 1286676), (18, 1143712), (24, 857784), (32, 643338), (36, 571856), (48, 428892), (64, 321669), (72, 285928), (96, 214446), (103, 199872), (144, 142964), (192, 107223), (206, 99936), (288, 71482), (309, 66624), (347, 59328), (412, 49968), (576, 35741), (618, 33312), (694, 29664), (824, 24984), (927, 22208), (1041, 19776), (1236, 16656), (1388, 14832), (1648, 12492), (1854, 11104), (2082, 9888), (2472, 8328), (2776, 7416), (3123, 6592), (3296, 6246), (3708, 5552), (4164, 4944)]