19013260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2027}}^1$

素因数の和:2110

約数の個数: 48

約数和(自身を含む): 46335744

約数和(自身を除く): 27322484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2027, 2345, 4054, 4690, 8108, 9380, 10135, 14189, 20270, 28378, 40540, 56756, 70945, 135809, 141890, 271618, 283780, 543236, 679045, 950663, 1358090, 1901326, 2716180, 3802652, 4753315, 9506630, 19013260]

約数ペア:

[(1, 19013260), (2, 9506630), (4, 4753315), (5, 3802652), (7, 2716180), (10, 1901326), (14, 1358090), (20, 950663), (28, 679045), (35, 543236), (67, 283780), (70, 271618), (134, 141890), (140, 135809), (268, 70945), (335, 56756), (469, 40540), (670, 28378), (938, 20270), (1340, 14189), (1876, 10135), (2027, 9380), (2345, 8108), (4054, 4690)]