16981326

素因数分解:

$2^1\times 3^6\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:652

約数の個数: 56

約数和(自身を含む): 40266120

約数和(自身を除く): 23284794

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 486, 513, 613, 729, 1026, 1226, 1458, 1539, 1839, 3078, 3678, 4617, 5517, 9234, 11034, 11647, 13851, 16551, 23294, 27702, 33102, 34941, 49653, 69882, 99306, 104823, 148959, 209646, 297918, 314469, 446877, 628938, 893754, 943407, 1886814, 2830221, 5660442, 8490663, 16981326]

約数ペア:

[(1, 16981326), (2, 8490663), (3, 5660442), (6, 2830221), (9, 1886814), (18, 943407), (19, 893754), (27, 628938), (38, 446877), (54, 314469), (57, 297918), (81, 209646), (114, 148959), (162, 104823), (171, 99306), (243, 69882), (342, 49653), (486, 34941), (513, 33102), (613, 27702), (729, 23294), (1026, 16551), (1226, 13851), (1458, 11647), (1539, 11034), (1839, 9234), (3078, 5517), (3678, 4617)]