17939173

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 22433280

約数和(自身を除く): 4494107

約数列:

[1, 7, 19, 31, 133, 217, 229, 361, 589, 1603, 2527, 4123, 4351, 7099, 11191, 30457, 49693, 78337, 82669, 134881, 578683, 944167, 2562739, 17939173]

約数ペア:

[(1, 17939173), (7, 2562739), (19, 944167), (31, 578683), (133, 134881), (217, 82669), (229, 78337), (361, 49693), (589, 30457), (1603, 11191), (2527, 7099), (4123, 4351)]