197997184

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20089}}^1$

素因数の和:20121

約数の個数: 64

約数和(自身を含む): 491803200

約数和(自身を除く): 293806016

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 308, 352, 448, 616, 704, 896, 1232, 1408, 2464, 4928, 9856, 20089, 40178, 80356, 140623, 160712, 220979, 281246, 321424, 441958, 562492, 642848, 883916, 1124984, 1285696, 1546853, 1767832, 2249968, 2571392, 3093706, 3535664, 4499936, 6187412, 7071328, 8999872, 12374824, 14142656, 17999744, 24749648, 28285312, 49499296, 98998592, 197997184]

約数ペア:

[(1, 197997184), (2, 98998592), (4, 49499296), (7, 28285312), (8, 24749648), (11, 17999744), (14, 14142656), (16, 12374824), (22, 8999872), (28, 7071328), (32, 6187412), (44, 4499936), (56, 3535664), (64, 3093706), (77, 2571392), (88, 2249968), (112, 1767832), (128, 1546853), (154, 1285696), (176, 1124984), (224, 883916), (308, 642848), (352, 562492), (448, 441958), (616, 321424), (704, 281246), (896, 220979), (1232, 160712), (1408, 140623), (2464, 80356), (4928, 40178), (9856, 20089)]