19067950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{937}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 39778704

約数和(自身を除く): 20710754

約数列:

[1, 2, 5, 10, 11, 22, 25, 37, 50, 55, 74, 110, 185, 275, 370, 407, 550, 814, 925, 937, 1850, 1874, 2035, 4070, 4685, 9370, 10175, 10307, 20350, 20614, 23425, 34669, 46850, 51535, 69338, 103070, 173345, 257675, 346690, 381359, 515350, 762718, 866725, 1733450, 1906795, 3813590, 9533975, 19067950]

約数ペア:

[(1, 19067950), (2, 9533975), (5, 3813590), (10, 1906795), (11, 1733450), (22, 866725), (25, 762718), (37, 515350), (50, 381359), (55, 346690), (74, 257675), (110, 173345), (185, 103070), (275, 69338), (370, 51535), (407, 46850), (550, 34669), (814, 23425), (925, 20614), (937, 20350), (1850, 10307), (1874, 10175), (2035, 9370), (4070, 4685)]