2019265444

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{5021}}^1$

素因数の和:5356

約数の個数: 48

約数和(自身を含む): 4130735616

約数和(自身を除く): 2111470172

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 271, 371, 542, 742, 1084, 1484, 1897, 3794, 5021, 7588, 10042, 14363, 20084, 28726, 35147, 57452, 70294, 100541, 140588, 201082, 266113, 402164, 532226, 1064452, 1360691, 1862791, 2721382, 3725582, 5442764, 7451164, 9524837, 19049674, 38099348, 72116623, 144233246, 288466492, 504816361, 1009632722, 2019265444]

約数ペア:

[(1, 2019265444), (2, 1009632722), (4, 504816361), (7, 288466492), (14, 144233246), (28, 72116623), (53, 38099348), (106, 19049674), (212, 9524837), (271, 7451164), (371, 5442764), (542, 3725582), (742, 2721382), (1084, 1862791), (1484, 1360691), (1897, 1064452), (3794, 532226), (5021, 402164), (7588, 266113), (10042, 201082), (14363, 140588), (20084, 100541), (28726, 70294), (35147, 57452)]