1900891428

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{80779}}^1$

素因数の和:80876

約数の個数: 48

約数和(自身を含む): 4641295680

約数和(自身を除く): 2740404252

約数列:

[1, 2, 3, 4, 6, 12, 37, 53, 74, 106, 111, 148, 159, 212, 222, 318, 444, 636, 1961, 3922, 5883, 7844, 11766, 23532, 80779, 161558, 242337, 323116, 484674, 969348, 2988823, 4281287, 5977646, 8562574, 8966469, 11955292, 12843861, 17125148, 17932938, 25687722, 35865876, 51375444, 158407619, 316815238, 475222857, 633630476, 950445714, 1900891428]

約数ペア:

[(1, 1900891428), (2, 950445714), (3, 633630476), (4, 475222857), (6, 316815238), (12, 158407619), (37, 51375444), (53, 35865876), (74, 25687722), (106, 17932938), (111, 17125148), (148, 12843861), (159, 11955292), (212, 8966469), (222, 8562574), (318, 5977646), (444, 4281287), (636, 2988823), (1961, 969348), (3922, 484674), (5883, 323116), (7844, 242337), (11766, 161558), (23532, 80779)]