19984540848

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^2\times {\mathrm{433241}}^1$

素因数の和:433314

約数の個数: 60

約数和(自身を含む): 53345953944

約数和(自身を除く): 33361413096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 961, 1488, 1922, 2883, 3844, 5766, 7688, 11532, 15376, 23064, 46128, 433241, 866482, 1299723, 1732964, 2599446, 3465928, 5198892, 6931856, 10397784, 13430471, 20795568, 26860942, 40291413, 53721884, 80582826, 107443768, 161165652, 214887536, 322331304, 416344601, 644662608, 832689202, 1249033803, 1665378404, 2498067606, 3330756808, 4996135212, 6661513616, 9992270424, 19984540848]

約数ペア:

[(1, 19984540848), (2, 9992270424), (3, 6661513616), (4, 4996135212), (6, 3330756808), (8, 2498067606), (12, 1665378404), (16, 1249033803), (24, 832689202), (31, 644662608), (48, 416344601), (62, 322331304), (93, 214887536), (124, 161165652), (186, 107443768), (248, 80582826), (372, 53721884), (496, 40291413), (744, 26860942), (961, 20795568), (1488, 13430471), (1922, 10397784), (2883, 6931856), (3844, 5198892), (5766, 3465928), (7688, 2599446), (11532, 1732964), (15376, 1299723), (23064, 866482), (46128, 433241)]