20268752

素因数分解:

$2^4\times 7^2\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:376

約数の個数: 60

約数和(自身を含む): 46309536

約数和(自身を除く): 26040784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 103, 112, 196, 206, 251, 392, 412, 502, 721, 784, 824, 1004, 1442, 1648, 1757, 2008, 2884, 3514, 4016, 5047, 5768, 7028, 10094, 11536, 12299, 14056, 20188, 24598, 25853, 28112, 40376, 49196, 51706, 80752, 98392, 103412, 180971, 196784, 206824, 361942, 413648, 723884, 1266797, 1447768, 2533594, 2895536, 5067188, 10134376, 20268752]

約数ペア:

[(1, 20268752), (2, 10134376), (4, 5067188), (7, 2895536), (8, 2533594), (14, 1447768), (16, 1266797), (28, 723884), (49, 413648), (56, 361942), (98, 206824), (103, 196784), (112, 180971), (196, 103412), (206, 98392), (251, 80752), (392, 51706), (412, 49196), (502, 40376), (721, 28112), (784, 25853), (824, 24598), (1004, 20188), (1442, 14056), (1648, 12299), (1757, 11536), (2008, 10094), (2884, 7028), (3514, 5768), (4016, 5047)]