20389968162

素因数分解:

$2^1\times 3^6\times {\mathrm{373}}^1\times {\mathrm{37493}}^1$

素因数の和:37886

約数の個数: 56

約数和(自身を含む): 45980616924

約数和(自身を除く): 25590648762

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 373, 486, 729, 746, 1119, 1458, 2238, 3357, 6714, 10071, 20142, 30213, 37493, 60426, 74986, 90639, 112479, 181278, 224958, 271917, 337437, 543834, 674874, 1012311, 2024622, 3036933, 6073866, 9110799, 13984889, 18221598, 27332397, 27969778, 41954667, 54664794, 83909334, 125864001, 251728002, 377592003, 755184006, 1132776009, 2265552018, 3398328027, 6796656054, 10194984081, 20389968162]

約数ペア:

[(1, 20389968162), (2, 10194984081), (3, 6796656054), (6, 3398328027), (9, 2265552018), (18, 1132776009), (27, 755184006), (54, 377592003), (81, 251728002), (162, 125864001), (243, 83909334), (373, 54664794), (486, 41954667), (729, 27969778), (746, 27332397), (1119, 18221598), (1458, 13984889), (2238, 9110799), (3357, 6073866), (6714, 3036933), (10071, 2024622), (20142, 1012311), (30213, 674874), (37493, 543834), (60426, 337437), (74986, 271917), (90639, 224958), (112479, 181278)]