20543628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{244567}}^1$

素因数の和:244581

約数の個数: 24

約数和(自身を含む): 54783232

約数和(自身を除く): 34239604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 244567, 489134, 733701, 978268, 1467402, 1711969, 2934804, 3423938, 5135907, 6847876, 10271814, 20543628]

約数ペア:

[(1, 20543628), (2, 10271814), (3, 6847876), (4, 5135907), (6, 3423938), (7, 2934804), (12, 1711969), (14, 1467402), (21, 978268), (28, 733701), (42, 489134), (84, 244567)]