19658628

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{4513}}^1$

素因数の和:4545

約数の個数: 54

約数和(自身を含む): 54632942

約数和(自身を除く): 34974314

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 4513, 9026, 13539, 18052, 27078, 40617, 49643, 54156, 81234, 99286, 148929, 162468, 198572, 297858, 446787, 546073, 595716, 893574, 1092146, 1638219, 1787148, 2184292, 3276438, 4914657, 6552876, 9829314, 19658628]

約数ペア:

[(1, 19658628), (2, 9829314), (3, 6552876), (4, 4914657), (6, 3276438), (9, 2184292), (11, 1787148), (12, 1638219), (18, 1092146), (22, 893574), (33, 595716), (36, 546073), (44, 446787), (66, 297858), (99, 198572), (121, 162468), (132, 148929), (198, 99286), (242, 81234), (363, 54156), (396, 49643), (484, 40617), (726, 27078), (1089, 18052), (1452, 13539), (2178, 9026), (4356, 4513)]