20616048

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{2347}}^1$

素因数の和:2422

約数の個数: 60

約数和(自身を含む): 58667128

約数和(自身を除く): 38051080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2196, 2347, 2928, 4392, 4694, 7041, 8784, 9388, 14082, 18776, 21123, 28164, 37552, 42246, 56328, 84492, 112656, 143167, 168984, 286334, 337968, 429501, 572668, 859002, 1145336, 1288503, 1718004, 2290672, 2577006, 3436008, 5154012, 6872016, 10308024, 20616048]

約数ペア:

[(1, 20616048), (2, 10308024), (3, 6872016), (4, 5154012), (6, 3436008), (8, 2577006), (9, 2290672), (12, 1718004), (16, 1288503), (18, 1145336), (24, 859002), (36, 572668), (48, 429501), (61, 337968), (72, 286334), (122, 168984), (144, 143167), (183, 112656), (244, 84492), (366, 56328), (488, 42246), (549, 37552), (732, 28164), (976, 21123), (1098, 18776), (1464, 14082), (2196, 9388), (2347, 8784), (2928, 7041), (4392, 4694)]