19806633

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1361}}^1$

素因数の和:1395

約数の個数: 48

約数和(自身を含む): 37264320

約数和(自身を除く): 17457687

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 189, 231, 297, 441, 539, 693, 1323, 1361, 1617, 2079, 4083, 4851, 9527, 12249, 14553, 14971, 28581, 36747, 44913, 66689, 85743, 104797, 134739, 200067, 257229, 314391, 404217, 600201, 733579, 943173, 1800603, 2200737, 2829519, 6602211, 19806633]

約数ペア:

[(1, 19806633), (3, 6602211), (7, 2829519), (9, 2200737), (11, 1800603), (21, 943173), (27, 733579), (33, 600201), (49, 404217), (63, 314391), (77, 257229), (99, 200067), (147, 134739), (189, 104797), (231, 85743), (297, 66689), (441, 44913), (539, 36747), (693, 28581), (1323, 14971), (1361, 14553), (1617, 12249), (2079, 9527), (4083, 4851)]