20597444

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5531}}^1$

素因数の和:5568

約数の個数: 36

約数和(自身を含む): 44145360

約数和(自身を除く): 23547916

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 5531, 11062, 22124, 38717, 77434, 105089, 154868, 210178, 271019, 420356, 542038, 735623, 1084076, 1471246, 2942492, 5149361, 10298722, 20597444]

約数ペア:

[(1, 20597444), (2, 10298722), (4, 5149361), (7, 2942492), (14, 1471246), (19, 1084076), (28, 735623), (38, 542038), (49, 420356), (76, 271019), (98, 210178), (133, 154868), (196, 105089), (266, 77434), (532, 38717), (931, 22124), (1862, 11062), (3724, 5531)]