16538892

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 43323840

約数和(自身を除く): 26784948

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 251, 289, 323, 502, 578, 646, 753, 867, 969, 1004, 1156, 1292, 1506, 1734, 1938, 3012, 3468, 3876, 4267, 4769, 5491, 8534, 9538, 10982, 12801, 14307, 16473, 17068, 19076, 21964, 25602, 28614, 32946, 51204, 57228, 65892, 72539, 81073, 145078, 162146, 217617, 243219, 290156, 324292, 435234, 486438, 870468, 972876, 1378241, 2756482, 4134723, 5512964, 8269446, 16538892]

約数ペア:

[(1, 16538892), (2, 8269446), (3, 5512964), (4, 4134723), (6, 2756482), (12, 1378241), (17, 972876), (19, 870468), (34, 486438), (38, 435234), (51, 324292), (57, 290156), (68, 243219), (76, 217617), (102, 162146), (114, 145078), (204, 81073), (228, 72539), (251, 65892), (289, 57228), (323, 51204), (502, 32946), (578, 28614), (646, 25602), (753, 21964), (867, 19076), (969, 17068), (1004, 16473), (1156, 14307), (1292, 12801), (1506, 10982), (1734, 9538), (1938, 8534), (3012, 5491), (3468, 4769), (3876, 4267)]