20847117

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{6101}}^1$

素因数の和:6188

約数の個数: 16

約数和(自身を含む): 29875392

約数和(自身を除く): 9028275

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 6101, 18303, 103717, 311151, 408767, 1226301, 6949039, 20847117]

約数ペア:

[(1, 20847117), (3, 6949039), (17, 1226301), (51, 408767), (67, 311151), (201, 103717), (1139, 18303), (3417, 6101)]