20156254812

素因数分解:

$2^2\times 3^4\times {\mathrm{1973}}^1\times {\mathrm{31531}}^1$

素因数の和:33520

約数の個数: 60

約数和(自身を含む): 52720810296

約数和(自身を除く): 32564555484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 1973, 3946, 5919, 7892, 11838, 17757, 23676, 31531, 35514, 53271, 63062, 71028, 94593, 106542, 126124, 159813, 189186, 213084, 283779, 319626, 378372, 567558, 639252, 851337, 1135116, 1702674, 2554011, 3405348, 5108022, 10216044, 62210663, 124421326, 186631989, 248842652, 373263978, 559895967, 746527956, 1119791934, 1679687901, 2239583868, 3359375802, 5039063703, 6718751604, 10078127406, 20156254812]

約数ペア:

[(1, 20156254812), (2, 10078127406), (3, 6718751604), (4, 5039063703), (6, 3359375802), (9, 2239583868), (12, 1679687901), (18, 1119791934), (27, 746527956), (36, 559895967), (54, 373263978), (81, 248842652), (108, 186631989), (162, 124421326), (324, 62210663), (1973, 10216044), (3946, 5108022), (5919, 3405348), (7892, 2554011), (11838, 1702674), (17757, 1135116), (23676, 851337), (31531, 639252), (35514, 567558), (53271, 378372), (63062, 319626), (71028, 283779), (94593, 213084), (106542, 189186), (126124, 159813)]