20122848711

素因数分解:

$3^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{231961}}^1$

素因数の和:232003

約数の個数: 56

約数和(自身を含む): 36508963104

約数和(自身を除く): 16386114393

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 243, 357, 459, 567, 729, 1071, 1377, 1701, 3213, 4131, 5103, 9639, 12393, 28917, 86751, 231961, 695883, 1623727, 2087649, 3943337, 4871181, 6262947, 11830011, 14613543, 18788841, 27603359, 35490033, 43840629, 56366523, 82810077, 106470099, 131521887, 169099569, 248430231, 319410297, 394565661, 745290693, 958230891, 1183696983, 2235872079, 2874692673, 6707616237, 20122848711]

約数ペア:

[(1, 20122848711), (3, 6707616237), (7, 2874692673), (9, 2235872079), (17, 1183696983), (21, 958230891), (27, 745290693), (51, 394565661), (63, 319410297), (81, 248430231), (119, 169099569), (153, 131521887), (189, 106470099), (243, 82810077), (357, 56366523), (459, 43840629), (567, 35490033), (729, 27603359), (1071, 18788841), (1377, 14613543), (1701, 11830011), (3213, 6262947), (4131, 4871181), (5103, 3943337), (9639, 2087649), (12393, 1623727), (28917, 695883), (86751, 231961)]